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安徽省2023-2024学年度七年级阶段质量检测(PGZX D-AH &)(物理)试卷答案试卷答案
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74.你需要在朋友们来之前把房间整理好
you."Youneedtostraightenyourroombeforeyourfriendscomeover."Protectmefromwhat?Havingfun?"Herolledhiseyesandwalkedaway.75.这种纸的材料和水接触后易于分解
Isighed,tryingtoholdbackmytears.HowcouldImakeJordanseethatthoserulesexistedThiskindofpaperismadeofamaterialthatbreakseasilywhenexposedtowaterbecauseIlovehim,notbecauseIwastryingtocontrolhim.76.我走不到公园，咱们坐公交吧
Idecidedtogoforawalk,hopingthecoolOctoberairwouldclearmyhead.IopenedtheI'mnotupwalkingtothepark.Let'stakeabus.frontdoorandnearlysteppedonhim:Meatball,thesmallblackcatwehadadoptedtwoweeks77.猫常常整天睡觉，而狗从不安稳
ago.Thecatswilloftensleepthedayaway.Thedogs,contrast,neversettledown.Meatballusedtobeahomelesscatanduntilnowhestillhadn'tadjustedtothelifeofa78.他们坚决要求再给一次竞争的机会
full-timeindoorcat.Afterafewhoursinthehouse,he'dsitbythedoor,beggingforsomeonetoTheyinsistedbeinggivenanotherchancetocompete.lethimbackoutside.Afterafewhoursoutside,he'dsitbythedooragain,readytocomebackin79.张桂梅致力于塑造学生品格
thehouse.Hejustreallylikedbeingabletocomeandgoashepleased."HowIwishedIwereaZhangGuimeihascommittedtobuildingstudents'character.catlikeMeatball."Jordankeptsayingoverandover.80.袁隆平真正在乎的不是金钱和名望
OnesnowynightinJanuary,thetemperaturewasunusuallylow.Meatballstoodatthedoor,YuanLongpingreallycaredaboutwasnotmoneyorcelebrity.beggingtogooutsideagain.Ipattedhishead,tellinghimtostayinforhisowngoodorhe第五部分书写(5分)wouldfreeze.Jordanwhistlednearbyandwentintohisroom.请按照书写格式和要求抄写以下内容
注意：TuYouyouwasbornin1930inNingbo,China.Herfamilystressededucationforher,but1.续写词数应为150左右：shehadtotakeatwo-yearbreakfromstudyingat16becauseshehadcontractedtuberculosis.2.开头已给出Whenshereturnedtoschool,sheknewexactlywhatshewantedtostudy-medicine.Shewantedtofindcuresfordiseasesliketheonethathadafflictedher.Thenextmorning,IfoundMeatballmissing.第六部分写作（满分25分）阅读下面材料，根据其内容和所给段落开头语续写两段，使之构成一篇完整的短文
$Parentingteenagerswaschallenging.Foralongtime,IcouldfeelthetensionbetweenJordan,,myteenagesonandme,especiallyoverhiscurfew..(儿童晚归时间的规定)Onthedrivehomefromtheanimaldoctor'soffice,pettingMeatball'shead,JordanOneSundayafternoon,theunpleasantdiscussionhappenedagain.apologizedtome."I'mseventeenyearsold,butIstillhaveacurfew.Noneofmyfriendshasacurfew.Youdon'ttrustme."Jordansaid"It'snotabouttrust,"Isaid."It'saboutwantingwhat'sbestforyouandIwanttoprotect高二英语试卷第11页（共12页)高二英语试卷第12页（共1页）
5.如图所示的虚线为一簇等势线,且相邻两等势线之间的电势差相等,图中的实线为粒子的轨迹(粒子仅受电场力的作用),已知粒子的质量为m、电荷量为+q,,粒子经过等势线1处的速度大小为v0,经过等势线3处的速度大小为v03,,规定等势线1的电势为0.下列说法正确的是A.粒子在等势线2处所受的电场力方向沿虚线的切线且指向弯曲的实线内侧B.粒子经过等势线时的速度为53n0C.等势线1、2之间的电势差为2mv0^29qD.粒子在经等势线2时的电势能为为-2mv0^29
9.一个正点电荷Q静止在正方形的一个顶点上,另一个带电粒子(不计重力)射人该区域时,恰好能经过正方形的另外三个顶点,b、c,如图所示,则有A.ab.c三点的电势关系是a=b=B.粒子由a点运动到b点的过程中,电势能减小,且在b点的动能最大C.粒子在a、b、c三点的加速度大小之比是2:1:2
10.如图所示,有一个质量为m、电阻为R、边长为L的正方形金属线框,其cd边恰好与有界匀强磁场的上边界重合,现将线框在竖直平面内由静止释放,当下落高度为h(h<L)时线框开始做匀速运动。已知线框平面始终与磁场方向垂直,且cd边始终水平,磁场的磁感应强度大小为B,重力加速度大小为g,不计空气阻力,则下列说法正确的是A.cd边进人磁场时,线框中感应电流的方向为顺时针方向B.线框匀速运动时的速度大小为mgRB^2LhC.线框从静止到刚好匀速运动的过程中,通过线框某截面的电荷量为D.线框从静止到刚好匀速运动的过程中,线框中产生的焦耳热为mg
