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2013年广东省初中毕业生学业考试物理模拟试卷一(含答案)

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha rd has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, n o effective do comply with Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Commi ttee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ct ivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, mai n task i s cl ose conta ct thought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Before t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

2013 年广东省初中毕业生学业考试物 理模拟试卷(一)
(全卷共 4 页,满分为 100 分,考试用时为 80 分钟) 一、单项选择题(本大题 7 小题,每小题 3 分,共 21 分) 1.下列关于声现象的说法中正确的是( ) A.一切发声的物体都在振动 B.声音在不同介质中的传播速度相同 C.声音在真空中的传播速度为 340 m/s D.公路旁安装隔音板是为了在声源处减弱噪声 2.如图所示的现象中,属于汽化的是( )

3.下列选项对应的与气体压强有关的说法中,与实际不符的是( ) A.用高压锅能增大锅内气压,降低沸点 B.吸盘能吸在墙壁上是利用大气压的作用 C.马德堡半球实验证明了大气压的存在 D.托里拆利最早测出了大气压的值 4.科学家经过长期研究,发现了电和磁有密切的关系,其中最重要的两项研究如图 1- 1 所示,下列判断中不正确的是( )

图 1-1 A.左图是电动机的原理图 B.右图是发电机的原理图 C.在左图中,接通电源,导体 ab 上下运动 D.在右图中,电路闭合,导体 ab 左右运动,电路中有感应电流 5.一学生骑自行车下坡时,不蹬脚踏板恰好匀速向下运动.在此过程中,他的动能、势 能和机械能的变化情况是( ) A.动能不变,势能减小,机械能减小 B.动能增大,势能减小,机械能不变 C.动能减小,势能减小,机械能减小 D.动能不变,势能减小,机械能不变 6.如图 1-2 所示的电路,电源电压不变,闭合开关 S,灯 L1 和 L2 均发光.一段时间 后,一盏灯突然熄灭,而电流表和电压表的示数都不变,出现这一现象的原因可能是( )

A.灯 L1 短路

B.灯 L1 断路

图 1-2 C.灯 L2 短路

D.灯 L2 断路

7.两个实心正方体对水平地面的压强相同,它们的密度大小关系为 ρ1>ρ2,若这两个正 方体对水平地面的压力分别为 F1 和 F2,则( )
proje ct work, cadres , cadre s sele ction and ot her as pects of a total of 19, furt her defi ned the dire ction of rectificati on, e nha nci ng the pertinence and effectivene ss of dem ocratic l ife. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在 Good for this me eting, we r equested the Standi ng Committee of the municipal party Committee, muni cipal S ecretary General Ta ng We njin, t he City Commissi on for disci pline inspe ction Standi ng Committee Ya ng Xu, Jiang Jixue, D eputy Director of the personnel office, a nd ot her lea ding comrades prese nt guidance allows us to warm applause for their welcome and tha nks! Below, I first District Committee member of the 20XX team annual democratic meeti ng implementati on of the corrective meas ures, a s well as member of the team a nd of my ow n report guideline s for the impl ementation of the i nde pendent Commiss ion against corruption statement invite d leaders and comrades criticis m. First, annual party on the 20 XX team, M ember of democrati c life action pla n impleme ntation year 20 XX, district democratic meeting a member of the team on "study and pra ctice t he s cientific Outl ook on development" theme, find a pr oje ct supporting strong enoug h, the industry well enough, urban constructi on ma nagement level nee ds to be improve d, liveli hood impr ovement needs to be strengthene d, distri ct team itself, such as the five as pe cts. Year of 20XX, w e find out the problems menti one d above, base d on actua l Shunqi ng constr ucti on a nd development, consci entiously s um up improveme nts, a chievi ng signifi cant development res ults and effectivene ss of the ir work. (A) highlig ht the proje ct ha ndle , maintain high growth of inve stment. A dhere t o the strategy as a Foundation, carryi ng out projects t o prom ote increase d stamina important. One i s to increase t he inte nsity of proje cts towar ds. A ctively seek national and pr ovincial policy s upport, superior spe cial transfe r payme nts, a variety of additional i ncome will top 700 milli on Y uan, a num ber of key infrastructure pr oje cts, liveli hood proje cts, i ndustrial pr oject s into the cage. Second, increasi ng the pr oject attra cts. T his year a total of 23 sig ned a major proj ect, of whi ch 14 billion pr oje ct, China Metallurgi cal group, vanke group, Guangdong he ngda gr oup, Tai wan Ruentex group, on the RI gr oup, Shenz he n Kai sa, jifeng agricultural machinery, Merce des -Benz, A udi 4S store and ot her large e nterpri ses a nd proj ects have s ettled in Shunqing. T hird, strengt hen proj ect construction . Annual impleme ntation focus pr oje ct 39 a, fixed ass ets investme nt total w ill breakt hrough 1 2 bi llion yua n, created district yi lai hi story high, S out h door dam, a nd five i n shop ol d city transformat ion, a nd Ying Chi na industrial concentrated distri ct constr ucti on, and city mai n roa d constr ucti on, and Northeast steam Trade Center, and modern farmers i ndustry Park , and vocational e ducation city, and l ow rental, and als o room constr ucti on, and features blocks buil d, and farmers market transformation, a nd "rural version" Street transformati on, focus e ngineeri ng s pee d up implem e ntation, effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha rd has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply wit h Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, main task i s cl ose conta ct t hought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Bef ore t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

A.F1=F2

B.F1<F2

C.F1>F2

D.无法确定

二、填空题(本大题 7 小题,每小题 3 分,共 21 分) 8 .小军同学身高 1.6 m ,当他站在平面镜前 1 m 处时,镜中所成的像与他相距 ________m. 若他以 0.5 m/s 的速度远离平面镜运动 4 s, 他的像到平面镜的距离为________m, 像的大小将________ (填“变大”、“变小”或“不变”). 9.广播、电视、手机等通过______________传递信息,电磁波在真空中的传播速度是 ______________m/s;真空中,电磁波的频率越高,波长越________. 10.我国名酒五粮液素有“三杯下肚浑身爽,一滴沾唇满口香”的赞誉,曾经获得世博 会两届金奖.有一种精品五粮液,它的包装盒上标明容量 500 mL,(ρ 酒=0.9×103 kg/m3)则 它所装酒的质量为________kg,将酒倒出一半以后,剩余酒的密度为________kg/m3;如果用 此瓶装满水,则总质量比装满酒时多________kg. 11.汽车车轮的外表面上有凹凸不平的花纹,这是为了________________.某同学用水 平推力推停在平直公路上的汽车, 没能推动, 这时推力________(填“大于”、 “小于”或“等 于”)汽车所受的阻力.快速行驶的汽车刹车后,由于________,还会继续前进一段距离.

图 1-3 12.图 1-3 是测定小灯泡电功率的实验电路.闭合开关 S,使滑片 P 向左不断移动,则 电流表的示数________,电压表的示数________,小灯泡消耗的电功率 ________.(填“增 大”、“不变”或“减小”) 13.汽车上的散热器用水作为冷却剂,这是利用了水的________较大的性质;如果散热 器中装有 10 kg 的水,在温度升高 20 ℃的过程中,水吸收的热量是__________J;这些热量 相当于完全燃烧________kg 的天然气放出的热量.[天然气的热值 q=8.4×107 J/kg,水的比 热容 c 水=4.2×103 J/(kg· ℃)]

图 1-4 14.为了探究物体的浮沉条件,实验室提供了如下器材:弹簧测力计、烧杯、金属块、 细线、水及其他简单辅助器材.实验步骤如下: (1)按图 1-4 甲的方法测出金属块受到的重力,大小为________N. (2)用公式 F 浮=ρ 水 gV 排计算金属块浸没在水中受到的浮力,大小为______N.

proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, en hancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在

Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel office, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks!

Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upt i on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c

meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the problems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billion proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI grou p, Shenz hen Kaisa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on . Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transform ation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and feature s bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-2-

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha r d has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply with Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, m ain task i s cl ose conta ct thought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Before t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

(3)比较金属块浸没在水中受到的浮力和金属块受到的重力大小,可知金属块浸没在水中 时会________(填“上浮”、“悬浮”或“下沉”). 三、作图题(共 7 分) 15.(1)如图 1-5 所示,一束光沿 AO 方向从水中射向空气中.画出它的反射光线和折射 光线.

图 1-5

图 1-6

(2)在图 1-6 中画出力 F1 的力臂和力臂 l2 对应的力 F2. (3)小雨的房间里,天花板吊灯由 3 个灯泡组成,学习桌上安装了一个学习台灯,床头安 装了一可调亮度的床头灯.现在,给你一个电源、3 个开关、5 个灯泡、一个滑动变阻器和若 干导线,请设计一个可以实现小雨房间照明情况的电路,将电路图画在方框内. 四、实验题(本大题 3 小题,共 20 分) 16. (6 分)如图 1-7 甲所示的是使用托盘天平时的实验情景, 请你指出存在的两处错误: (1)__________________________________________ 、 ________________________________________________________________________. (2) 纠正错误后,天平平衡时砝码和游码的示数如图乙所示,则被测物体的质量为 ________g.

图 1-7

图 1-8

17.(6 分)在“探究凸透镜成像规律的实验”中,将蜡烛、焦距等于 10 cm 的凸透镜、光 屏放在光具座上,如图 1-8 所示,调节烛焰、凸透镜和光屏的中心在同一高度,把凸透镜固 定在 50 cm 处. (1)将蜡烛放在 A 点, 光屏在 B 位置上, 为了找到清晰的像, 应将光屏向______(填“左” 或“右”)移动. (2)依次改变蜡烛的位置,移动光屏,直到找到清晰的像.记录的数据如下表:
proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, enhancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在 Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel of fice, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks! Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upti on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the pro blems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billio n proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI group, Shenz hen Ka isa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on. Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transformation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and features bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-3-

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha rd has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply wit h Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, main task i s cl ose conta ct t hought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Bef ore t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

1 2 3 4 5 6 次数 40 35 30 25 20 15 物距/cm 13.5 14 15 16.7 20 30 像距/cm ①在 1~4 次实验中,所成的像为倒立、________的实像. ②第 6 次的像比第 5 次的________(填“大”或“小”). (3)将蜡烛放在 C 点,观察到烛焰的正立、放大的虚像后,若希望看到更大的虚像,应将 蜡烛向________(填“左”或“右”)移动. 18. (8 分)如图 1-9 所示的是某实验小组在“测量小灯泡的电阻”实验中设计的电路图, 所用小灯泡标有“2.5 V”字样.

图 1-9

图 1-10

(1)该实验的原理是____________________. (2)该组同学连接好电路的最后一根导线时,小灯泡立刻发出微弱的光亮.导致上述现象 的不规范操作是______________________________________________. (3)若某次测量时电压表的示数为 2 V,电流表的示数如图 1-10 所示,则电流表的示数 为________A,此时灯泡的电阻为________Ω.接着用这个电路测小灯泡的额定功率,滑片应 向________(填“左”或“右”)移动. (4)该组同学分别记录三组电压和电流值,通过计算发现灯丝电阻是不同的,他们还了解 到 其 他 组 同 学 也 得 到 类 似 的 结 果 . 出 现 这 种 结 果 的 原 因 是 ________________________________________________________________________. 五、计算题(本大题 2 小题,共 13 分) 19.(6 分)如图 1-11 所示,在某学校举行的田径运动会上,质量为 60 kg、身高为 1.7 m 的某运动员参加跳高比赛时的示意图.跳高前先将软绳的一端系在该运动员的腰部 ( 重心 处) ,另一端穿过固定在地面上的小环,然后,将绳子拉直后让运动员尽力往上跳.刚起跳 时,该运动员的重心离地面的高度为身高的 0.6 倍,当运动员跳到最高点时,拉直的绳子从 小环到该运动员腰部的总长度为 1.8 m.(g=10 N/kg)则: (1)在这个过程中,运动员重心上升的高度是多少?运动员跳高所做的功是多少? (2)月球表面的引力是地球表面引力的 1/6,如果该运动员按同样的方式起跳,那么,他 在月球上能跳起的高度为多少?

图 1-11

proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, en hancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在

Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel office, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks!

Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upt i on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c

meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the problems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billion proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI grou p, Shenz hen Kaisa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on . Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transform ation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and feature s bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-4-

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha r d has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply with Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, m ain task i s cl ose conta ct thought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Before t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

20.(7 分)前些日子,小亮的妈妈买了一个“天际”牌自动电热水壶送给爷爷,其铭牌如 下表.小亮为了给爷爷说明电热水壶的使用方法,他接水至 800 mL 刻度,然后把壶放在加 热座上,拨开开关,5 min 后水烧开,水壶自动断电.已知水的初温为 20 ℃. (1)这壶水吸收的热量为多少? (2)烧水时家中电压为 220 V,求电热水壶的热效率. (3)在用电高峰,电路中的实际电压降为 198 V,这时电热水壶的实际功率为多大? 自动电热水壶 ZDH100B 型号 220 V 50 Hz 电源 1 100 W 额定功率 800 mL 容量 H 编号

六、综合能力题(本大题 3 小题,共 18 分)

图 1-12 21. (5 分)如图 1-12 所示的是一台家用豆浆机, 小凡仔细观察了豆浆机的构造和制作豆 浆的过程,发现其中用到了许多物理知识. (1)机座底部安装有三个小橡皮碗,相当于“吸盘”,可以防止豆浆机在打浆时位置发生 移动,“吸盘”是利用________起固定作用的. (2)电源线插头中脚 1 是把豆浆机的金属部分通过插座与________相连. (3)制作豆浆的过程是先加热,再打浆,再加热煮熟,在这个过程中,豆浆机将电能转化 为________能和________能;打浆器的刀片是由锋利的钢制成的,这是通过减小________的 方法来增大对豆子的压强,把豆子碾磨成浆. 22.(7 分)小强利用 U 形管压强计和装有水的大烧杯来探究液体内部压强的特点.实验 前,他注意到 U 形管两边的液面已处在同一水平线上,如图 1-13 甲所示.

图 1-13 (1)当他将金属盒浸没于水中后, 发现 U 形管两端液面如图乙所示的情景,则实验装置可 能出现了________________问题. (2)排除故障后,他重新将金属盒浸没于水中,发现随着金属盒没入水中的深度增大,U 形管两边液面的高度差逐渐变大,如图丙所示,由此可知液体内部的压强与________有关. (3)接着小强要探究液体内部压强与液体密度的关系,则应保持________不变. (4)小强保持图丙中金属盒的位置不变,并将一杯浓盐水倒入烧杯中搅匀后,实验情形如
proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, enhancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在 Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel of fice, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks! Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upti on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the pro blems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billio n proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI group, Shenz hen Ka isa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on. Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transformation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and features bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-5-

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha rd has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply wit h Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, main task i s cl ose conta ct t hought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Bef ore t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

图丁所示.比较丙、丁两次实验,小强得出了:在同一深度,液体的密度越大,其内部的压 强越大的结论.你认为他的结论是否可靠?________. 原 因 是 : ________________________________________________________________________. 23.(6 分)阅读短文,回答问题. 力传感器在电子秤中的应用 电子秤所使用的测力装置是力传感器.常见的一种力传感器由弹簧钢和应变片组成,其 结构示意图如图 1-14 甲所示. 弹簧钢右端固定, 在其上、 下表面各贴一个相同的应变片. 若 在弹簧钢的自由端施加向下的作用力 F,则弹簧钢发生弯曲,上应变片被拉伸,下应变片被 压缩.力越大,弹簧钢的弯曲程度越大.应变片结构如图乙所示,其中金属电阻丝的阻值对 长度变化很敏感.给上、下金属电阻丝提供相等且大小不变的电流,上应变片两引线间电压 为 U1,下应变片两引线间电压为 U2,传感器把这两个电压的差值 U(U=U1-U2)输出,用来 反映力 F 的大小.金属电阻丝的阻值随温度会发生变化,其变化情况如图丙所示.为消除气 温变化对测量精度的影响,需分别在上、下应变片金属电阻丝与引线之间串联一只合适的电 阻,进行温度补偿.串联合适的电阻后,测量结果不再受温度影响.

图 1-14

(1)这种力传感器是将力的大小转换为________(填“电流”或“电压”)的装置. (2)外力 F 增大时,下列说法正确的是________. A.上、下应变片金属电阻丝电阻都增大 B.上、下应变片金属电阻丝电阻都减小 C.上应变片金属电阻丝电阻减小,下应变片金属电阻丝电阻增大 D.上应变片金属电阻丝电阻增大,下应变片金属电阻丝电阻减小 (3)传感器输出的电压 U 随外力 F 增大而________. (4)进行温度补偿时,应给上金属电阻丝串联阻值随温度升高而________的电阻,下金属 电阻丝串联阻值随温度升高而________的电阻. (5)如果未进行温度补偿,自由端受到相同的力 F 作用,该传感器下应变片两端的电压在 冬天比夏天________(填“大”或“小”).

proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, en hancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在

Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel office, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks!

Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upt i on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c

meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the problems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billion proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI grou p, Shenz hen Kaisa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on . Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transform ation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and feature s bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-6-

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha r d has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply with Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, m ain task i s cl ose conta ct thought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Before t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

物理模拟试卷(一)
1.A 2.A 3.A 4.C 5.A 6.B 7.B 解析:设它们的边长分别为 a1、a2.则重力分别为 G1=ρ1V1g=ρ1a3 G2=ρ2a3 1g 2g, G1 压强为 p1= =ρ1a1g,p2=ρ2a2g.结合 p1=p2,ρ1>ρ2 可知 a1<a2,G1<G2. S1 8.2 3 不变 9.电磁波 3×108 短 10.0.45 0.9×103 0.05 11.增大摩擦 等于 惯性 12.增大 增大 增大 13.比热容 8.4×105 0.01 14.(1)2.2 (2)0.2 (3)下沉 15.(7 分)(1)如图 M1 所示.

图 M1

图 M2

(2)如图 M2 所示. (3)如图 M3 所示.

图 M3

16.(6 分)(1)将待测物体放在天平的右盘而砝码放在左盘 用手直接拿砝码 17.(6 分)(1)左 (2)①缩小 ②大 (3)左

(2)52.4

proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, enhancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在

Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel of fice, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks!

Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upti on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c

meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the pro blems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billio n proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI group, Shenz hen Ka isa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on. Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transformation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and features bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-7-

thrift of excellent traditi onal a nd style lack dee p of understa ndi ng, one -si ded think i n now of good sit uation Xi a, economic sm ooth m ore fast devel opme nt, and reform made major progres s, and people living significa ntly improve , and social t he care er made new pr ogress, no ne cessary al ways ha rd has, no aw arene ss to Chi na als o ha s many poverty area, a nd als o has many poverty population of exists, m ore living impr ove ha s, more need ke ep hard of style . Three i s not strictly honest. Total thought units i s a water se ctor, clea n self-dis cipli ne away from him self too far, no rea l proce ssing good l iving of impr ove and har d, and thrift excell ent traditional of relationshi p, no effective do comply wit h Constituti on a nd party of regulati ons m ust from I do up, no right mercy g ood bitter Le, and wealt h of relations hip, no rig ht awareness to in comply wit h Constit ution and party of reg ulations as pect s everyone ha s accountability. Four, f uture directi on a nd impr ovement meas ures 1, belief a nd faith, strengthe n party spirit. One is to firmly esta blish t he nobl e idea ls of str uggle for the i deal s of communism, communist str uggle for life, ready t o sa crifice everything for the party a nd the pe ople . Second is to continuously impr ove the quality a nd standard of politi cal, conscie ntiously st udy De ng Xiaoping t he ory and "three repre sents" important thoug ht and the scie ntific Outlook on development, impl ement the party's basic program for the primary stage of socialism, a dhere to the corre ct political orie ntation, mai ntain highly consiste nt with t he CPC Central Committee, is good at t heorie s of s ociali s m with Chi nese characteristi cs to a nalyze a nd solve problems. Third, strengthe ning t he party s pirit a nd the worl d transformation, persevera nce of the party Constituti on, relive Party vow s to esta blis h corr ect w orld Outlook, Outl ook on life and the worl d, pra ctically em bodies i deals a nd bel iefs into acti on, com bine lofty ideal s and pra ctical a ctivities, transforming the objective w orld, actively partici pate in t he great practice of buil ding socialism with Chi nese chara cteristics. 2, kee p the purpose i n concept, cha nging the style of work. Fir st, keep i n mind that t he purpose of servi ng, a dhere t o ass uming power for the people, kee p in mind the people and care a bout pe ople , and the joy s and sorr ows of the mas ses, ... According to city dis cipli ne, and municipal organi zation Departme nt requireme nts, today we hel d "implement impl ementation independent Commissi on against corr upti on gui deli nes effective strengt heni ng led cadres style construction" topi c democratic life, main task i s cl ose conta ct t hought, and work a ctual , control che ck distri ct Standi ng Committee team and the personal in im plementation independent Commissi on agai nst corr upti on guideli nes Shang exists of probl em, in-de pth carrie d out critici sm and self-criti cal, further clear re ctification dire ction and mea sures , effective enhanced cl ean politi cs of cons cious ness a nd i nitiative, firm set good of ruli ng image. Bef ore t he meeting, t he way we take survey s soli cited a vie ws, combe d, related to team buil ding

U 18. (8 分)(1)R= (或欧姆定律) (2)连接电路时开关闭合 I 阻大小与温度有关 19.(6 分)解:(1)在刚起跳时,人的重心离地面的高度 h0=1.7 m×0.6=1.02 m 运动员重心上升的高度 h=H-h0=1.8 m-1.02 m=0.78 m 运动员做的功 W 地=Gh=mgh=60 kg×10 N/kg×0.78 m=468 J (2)运动员在月球上做的功等于在地球上做的功: W 月=W 地=468 J 运动员在月球上的重力: 1 1 1 G 月= G 地= mg= ×60 kg×10 N/kg=100 N 6 6 6 W月 468 J 运动员在月球上跳起的高度 h 月= = =4.68 m. G月 100 N 20.(7 分)解:(1)水的质量 m=ρV=1 g/cm3×800 cm3=800 g=0.8 kg 水吸收的热量为 Q 吸=cm(t-t0) =4.2×103 J/(kg· ℃)×0.8 kg×(100 ℃-20 ℃) =2.7×105 J (2)电热水壶消耗的电能为 W=Pt=1 100 W×300 s=3.3×105 J Q吸 2.7×105 J η= = J=81.8% W吸 3.3×105 (3)电热水壶的电阻 U2 ?220 V?2 R= = =44 Ω P 1 100 W U2 实 ?198 V?2 实际功率 P 实= = =891 W. R 44 Ω 21.(5 分)(1)大气压 (2)大地 (3)内 机械 受力面积

(3)0.2 10 左

(4)灯丝的电

22.(7 分)(1)橡皮管破裂(其他合理答案均可) (2)深度 (3)深度 (4)不可靠 小强没有考虑到烧杯中因加入盐水而使金属盒到液面的深度发生了变化 23.(6 分)(1)电压 (5)小 (2)D (3)增大 (4)减小 减小

proje ct work, ca dres, cadres sele ction and other a spe cts of a total of 19, furt her defined the directi on of rectification, en hancing t he perti nence a nd effectivene ss of democrati c life. 能 鉴 生 高 提 步 一 歌 诗 代 2古 修 必 是 图 意 置 设 元 单 本 。 受 美 审 富 丰 得 获 力 魅 术 艺 悟 析 赏 行 进 品 作 对 面 方 等 巧 技 现 表 、 容 内 从 习 学 , 上 础 基 的 知 感 体 整 在

Good for this meeti ng, we re queste d the Standing Committee of the munici pal party Committee, muni cipal S ecretary General Ta ng Wenji n, the City Commis sion for dis cipli ne inspection Standing Committee Ya ng Xu, Jiang Jixue, De puty Dire ctor of the pers onnel office, a nd other lea ding comrades prese nt guida nce allow s us t o warm appla use for t heir welcome and tha nks!

Below, I first District Committee member of the 20XX team annual democratic meeting impl ementation of the corrective mea sures, a s well as member of the team and of my own report gui deline s for the impleme ntation of the independent Commissi on agai nst corr upt i on stateme nt invited lea ders and comrades criticism. First, annual party on the 2 0XX team, Member of democratic life acti on pl an impleme ntation year 20XX, district democrati c

meeting a member of the team on "study a nd practice the s cientific Outl ook on dev elopment" theme, find a proj ect s upporting str ong e nough, the industry well e nough, urba n constr ucti on manageme nt level ne eds t o be impr oved, liveli hood im provement needs to be stre ngthe ned, distri ct team itself, such a s the five as pects . Year of 20XX, we find out the problems menti one d above, ba sed on a ctual Shunqing construction a nd devel opment, cons cienti ously sum up improveme nts, achieving significa nt devel opme nt results a nd effective ness of their work. (A) highlig ht the pr oje ct handle, maintain hig h growt h of investment. A dhere to the strategy as a Foundation, carryi ng out proje cts to promote increase d stamina im portant. One i s to increase t he inte nsity of projects t owards . Actively se ek national and pr ovincial policy s upport, s uperior s peci al transfer payments , a variety of additional income w ill top 7 00 million Yua n, a number of key infrastructure pr oje cts, liveli hood pr oje cts, industrial proje cts into the cage. Second, increasi ng the pr oje ct attracts. Thi s year a total of 23 sig ned a maj or proj ect, of w hich 14 billion proj ect, China Metallurgi cal group, vanke gr oup, Gua ngdong heng da group, Tai wan Rue ntex group, on the RI grou p, Shenz hen Kaisa , jifeng agricultural machiner y, Mer cede s-Be nz, Audi 4S store a nd other large e nterprise s and projects have settled i n Shunqing. T hird, stre ngthe n project constructi on . Annual impl ementation focus project 3 9 a, fixed assets i nvestment total will breakthr ough 12 billi on y uan, created district yilai history high, S outh door dam, a nd five in s hop ol d city transform ation, and Ying Chi na industrial conce ntrated di strict constr ucti on, a nd city main road construction, and Northeast steam Trade Center, and m oder n farmers industry Park, a nd vocational educati on city, and low rental, and als o room construction, and feature s bl ocks buil d, a nd farmers market transformation, a nd "rural versi on" Street transformation, focus engi neeri ng speed up impl ementation,

effectiveness obviousl y. Expe cted to be achieve d this year, area-wide G DP 17 billi on

-8-




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