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2024届高考冲刺卷(一)物理试卷答案试卷答案

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11.What'sMaloney'sattitudetowardsthediscoveryoftheancientsurgery?A.Doubtful.B.Positive.C.Puzzled.D.Critical.DIntheUnitedStates,researchersareexperimentingwithsodiumtoseewhetheritcanpomrmuch-improvedbatteriesinthefuture.Sodiumisasoft,silverymetal.Itisplentifulandfoundin努努seawater.Themostcommonbatteryusedtodayismadeoflithium()Thesebatteriespowereverythingfromsmartphonestocomputerstoelectricvehicles.ResearchersfromtheUniversityofCalifornia,SanDiegoareattemptingtobuildanewgenerationofbatteriespoweredbysoduinteadoflithium.OTheCaliforniaresearchersarestudyinglithiumbatteries,butinthenextfewyearstheyplantobegintestingnewsodiumbatteries.TeammemberHayleyHirshsaysshelooksforwardtoworking炒morewithsodiumdevelopmentinthefuture.Lithiumiscostlyandnoteasytocollectbecauseitiswidelyspreadacrossmanypartsoftheworld.Largeamountsofwaterandenergyarealsorequiredtogatherlithium.Butsodiumisfoundin性theworld'soceans,withaseeminglylimitlesssupply.Thiswouldleadtomuchlowercoststo潞producesodiumforbatteries.Hirshsayssheisexaminingdifferentwaystomakebatteriesthatlastlongerandcanstoremorepower."Rightnowit'sjustinthelabandwe'reworkingonfiguringouthowtomakeitholdmoreenergyandlastlongersothatitcanbeusedinyourphone,inyourcaroreventostoreenergyforsolar,forwind,"shesaid.Findingbetterwaystostoremoreenergyatalowerpricehasbeenoneofthemajorbarrierstodevelopingmorepowerfulbatteries.Todayitisnotreallycost-effectiveforpowercompaniestouse拼batteries,Thisisbecauseitwouldcosthundredsofdollarsperkilowatthourtooperate.However,usingsodiumbatteriescouldbringthatcostwaydown.TheresearcherssayitcouldthenmakeeconomicsenseforpeopletohavestoragecontainersathometosaveenergyproducedbyOthesunorwind.12.Whatcanweknowaboutsodiuminparagraph1?AItisakindofhardmetal.B.Seawatercontainsplentyofsodium.阔C.Itisabletopowermuch-improvedbatteries.当Themostcommonbatterytodayhasbeenmadeofit.13.Howisthethirdparagraphdeveloped?A.Bygivingexamples.B.Bygivingdescriptions.C.Byusingfiguren.D.Bymakingcomparisons.14.Whatcanmakethewideuseofsodiumbatteriespossible?0A.Thelowcout.B.Energyconservation

C.Thegeographicaldistnbution.D.Safetyandeuvironmentprotection.阍能15Whatinthemainideaofthetext?A.Thodifforencenbetweensodiumandlithium.B.TheadvantgenAnddisudvantagesofsodium.C.Researcherelouktosodiumtomakebetterbatteries.D.Renearchersfindbelterwaystomakebatterieslastlonger.高三大联考·英语第4页（共B页）

2024届高考冲刺卷(一)物理试卷答案第一部分

示,倾斜传送带以速度大小未知)沿顺时针方向匀速10.如图甲所示,候v1(12m/s从传送带底端A点冲上传送带,经历4.8s恰好到达传送带顶端B点,煤块的速度则下列说法正确的是时间间变化化的图像如图乙所示,取重力加速度大小g=10m/s^2,A.A、B点间的距离为16.8mB.0∼0.8s内煤块受到的摩擦力方向沿传送带向上C.0.8s~4.8s内煤块受到的摩擦力方向沿传送带向上D.煤块在传送带上留下的痕迹长度为12.8m二、非选择题:本题共5小题,共54分。kg=6000g=1

2024届高考冲刺卷(一)物理试卷答案第二部分（待更新）

2.在东汉王充所著的《论衡·状留篇》中提到“是故湍濑之流,沙石转而大石不移,何者?大石重而沙石轻也.”意思是说轻小沙石的运动状态很容易被水流改变,而大石的运动状态不容易被水流改变.下列关于此句话中所描述的现象的说法正确的是A.说明力是改变物体运动状态的原因,有力作用物体才会运动,无力作用物体不会运动B.抄石很小可以视为质点所以容易被冲走,大石很大不能被视为质点所以不容易被冲走C.轻小的沙石由于质量太小,没有惯性,所以运动状态很容易被水流改变D.重的大石由于质量太大,惯性太大,所以运动状态不容易被水流改变