[今日更新]重庆2023-2024学年度高二中期考试(24-446B).物理试卷答案

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TheparkoffersVisitorsreachtheparkthroughatunnel()undertheEisenhowerLockmanyrecreationalopportunities,includingwoodedcampsitesandcabins,someofthebestfishingintheNortheast,picnicareas,aswimmingbeach,tenniscourtsandayear-roundnaturecenter.VanCorandrkinthenorthesBronisthethirdargestVanCortlandtPark31hatotheprkforesteanhasthergestrate279723eeparthasheodcstmnal2ofcoreondheUaedsaes,heVaComndGoifoundedhistoriandmarkail,thedCrodTrail.21.WhichparkisinthemiddleofManhattan?A.CentralPark.B.RobertMosesStatePark.C.WashingtonSquarePark.D.VanCortlandtPark22.WhatcanvisitorsdoinRobertMosesStatePark?A.Playgolf.B.Visitahistorymuseum.WhacmowouVanCoC.Haveaswim.D.Appreciatemigratorybirds.A.ItisaccessiblethroughtheEisenhowerTunnel.B.Thewholeparkisfulloftrees.CIthasthelargestfreshwaterlakeintheDD.Afamoustrailislocatedhere.BEricCarle,theauthorandartistbehindTheVeryHungryCaterpillaranddozensofotherchildren'sbooks,haspassedawayattheageof91.Mr.Carle'slively,creativeandcolorfulworkswerelovedbychildrenaroundtheworld.Mr.Carlewastheauthororillustratorofover70booksforchildren,includingTheGrouchyLadybug,TheMixed-UpChameleonandPapa,PleaseGettheMoonfor-Me.TheVeryHungryCaterpillarwasMr.Carle'sbest-knownbook.Itwaspublishedin1969Sincethen,over55millioncopiesofthebookhavebeensold,andithasbeentranslatedintomorethan70differentlanguages.Mr.CarlewasborninSyracuse,NewYorkin1929.HisparentswereGerman.Ashewasgrowingup,Mr.Carlespentalotoftimewithhisfather,whowouldtakehimoutwalkinginnature.Hisfatherwouldshowhimsmallcreatures,explainingtheirlifecyclesandfillingtheyoungboy'sheadwithwonder.Mr.Carlethinksthishelpsexplainwhysomanyofhisbooksareaboutnature.Manyareaboutbugslikecrickets,fireflies,ladybugsandbutterflies.Othersareaboutanimals,likefoxes,squirrels,kangaroosandbears.In1952,Mr.CarlegotajobasanartistattheNewYorkTimes.AuthorBillMartin,Jr.askedMr.CarletoillustratehisbookBrownBearBrownBearWhatDoYouSee?,whichisMr.Carle'sfirsttry.Thebookcameoutin1967andwasabighit.Afterthat,hecreatedmanychildren'sbooksthatwereverypopularwithhischildren.MostofMr.Carle'sbooksaremeantforyoungerreaders.Hesaidthathewantedtohelpmakeschoolafunandwelcomingplace."Ibelievethatchildrenarenaturallycreativeandeagertolearn,"hesaid."Iwanttoshowthemthatlearningisreallybothfascinatingandfun."Mr.Carlewillbemissed,andhiscreativeartandsweet,funnystorieswillcontinuetobringjoytoveryeagerreadersallaroundtheworld.【英语试卷第3页（共8页）】232104D

4.古代打仗时,士兵常常枕着箭筒睡在地上,这是因为敌人突袭的马蹄声可以通过传到十兵的耳朵里,而且它与空气相比,传声速度(选填“快”、“相同”或“慢”)。

13.(10分)有一列简谐横波沿x轴正向传播,振幅为A=4cm,,波速v=0.2m/s,波源位于坐标原点O。波源向上起振由平衡位置向着波峰运动过程中,先后经过M、N两点,其中M点与O的距离为2cm,N点与O的距离为23cm,波源到达M后再过0.5s第一次到达N点。求:(1)这列波的周期;65(2)从波源起振算起,经过t=6.75s坐标为x=1.2m的质点与其平衡位置的距离。2.4元12&45(72&3×)0.5

7.如图所示,一固定的不带电金属球壳接地,半径为R,球心为A,将一带电量为+q+q的点电荷固定在离球心为2R的B点,D、E是AB连线上的两点,BD=BE,BC与球壳相切于C点,球壳BD=BE,BC静电平衡时,C点的场强Ec=3kq3R^2,下列说法正确的是A.C点电势低于A点B.D点电势低于E点C.A点的场强EA=kq4R^2D.球上的感应电荷在C处的场强大小E=kq3R^2CEBBDA