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陕西省2024年高考全真模拟考试物理试卷答案试卷答案

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thisporintotheindrialge.FromgarmenmakingpemringvisitoroheActually,itisnothingnewforhumanstochangeotherspecies.Humanshavealonghistoryofraisingmuwilldiscoverhowtheirpioneeringpritbutheregon'mnuringmight.cdinnwildanimls,eitherformeatorforcompanion.Nevertheless,thetusklesselephantsdeservesomeer1860stunacanningfactoryonafive-acrewaterfrontcampus,theBMIofferdynamieexhibitionsandsou-earhing.Ireflectthemalfunctionintheadministrationofhumansocietieandourinbilitytoophands-onactivitiesforguestsofallages.crimesagainstwildlife.Mlegalivorytrade,whichisresponsibleforpushingelephantstopassthegeneofTiekets:815.Halfpriceforchildren.tusklesetotheiroffpring,shouldbebannedcompletely.BaltimoreMuseumofArt24.WhatcauedtheincreseoffemaletueelephntbominMrambiqe?TheBaltimoreMuseumofArtishometoaninternationallyrenownedcollectionof19th-centuryA.Soldiers'desiretokillmaleelephantsforfood.moder,andcontemporaryart.Ithas9000worksofart-ineludingthelargestholdingofworksbyHenriB.Thegeneticadaptationsofelephantpopulations.Matisseintheworld.TheBMAisnowthroughoutthemulti-yearprojeetsothatvisitorscanenjoyitC.Theillegalanderuelkillingsofelephantpopulations.outstandingselectionofEuropeanandAmericanpaintingandsulpturefromthe17ththrough20thD.Elephantpopulationstendeneytohavetusklessdaughters.centuries.25.WhydoestheauthorusedatainParagraph2?Tiekets:$10.Tenpereentoffifbookedontheofficialwebsite.A.Tostressnew-bornelephants'betterabilitytosurvive.AmericanVisionaryArtMuseumB.Toshowthebenefitsbroughtbymoreandmoretusklessfemales.TheAmericanVisionaryArtMuseumisthenation'smuseumforself-taught,creativeskills.ThreeC.Toindicatefemaleelephantwillingnesstodisarmingthemselves.historiebuildingshousewonderscreatedbyfarmers,housewives,mechanics,thedisabled,awellastheD.Tostatetheconsequencesoftheelephantsforeedcourseofevolution.occasionalneurosurgeon.Fromearvedrootstoembroideredrags,tattoostotoothpicks,thevisionary26.Whatmaybethepossibleimpactoftheacceleratedevolutionprocess?transformsdreams,loss,hopes,andidealsintopowerfulworksofar.A.Humanbeings'creatorpositionwillbedamaged.Tickets:$9.5.Freeforchildrenaged6andunderandmuseummembers.B.Wildspecieswilldoubtlesslygainbenefitsfromnewsituations.21.WhatdoweknowaboutBaltimoreMuseumofIndustry?C.Wildspeciesmaybecomeendangeredorextinetataquickerpace.A.It'saplaceformemorialcelebrationsforthecity.D.Humanbeingswillenjoymoreharmoniousrelationshipwithelephants.B.Itwasbuiltinaplacewherefishwasprocessed.27.Whatdoestheunderlinedword"malfunction"probablymeaninParagraph4?C.ItoffersfreeexhibitionsforguestsofallagesA.Improvement.B.Disorder.C.Experience.D.Process.D.Itisnowundergoingamulti-yearproject.22.WhichmuseumbestsuitspeopleinterestedincontemporaryFrenchpaintings?A.TheWaltersArtMuseum.B.BaltimoreMuseumofIndustry.Amysteriouskillerhasbeendestroyingseastars.Scientistshadthoughtaninfectionwastoblame.AC.BaltimoreMuseumofArt.D.AmericanVisionaryArtMuseum.newstudydoespointtobacteriaasthekiller.Butthebacteriaappeartomakethoseseastarsunableto耀23.Howmuchshouldtheypayifa7-year-oldboygoestoAmericanVisionaryArtMuseumwithhisparents?breathe,notinfectthemA.$19.B.$23.5.C.$27.D.$28.5.In2013,adiseaseknownassea-starwastingbrokeoutofftheU.S.PacificCoastandtheseastarsBtherediedinmassivenumbers."Itishardtofigureoutthecomplexdisease,sayslanHewson,amarinebiologistatCornellUniversity.First,Hewsonandhisgroupfoundavirusinunhealthyseastarsin2014.ArecentstudysaysviolentkillinginMozambiquehasdrivenmorefemaleelephantstobeborntusklessbutlaterstudiesfoundnoconnectionbetweenitandsea-stardeaths.Theythenexploredotherfactors,such(tosurvive.AccordingtothestudypublishedinthejournalScience,elephantpopulationsinasdifferencesinwatertemperature.Theyalsotriedexposingtheanimalstobacteria.ButnothingreliablytheGorongosaNationalParkinMozambiquedeclinedby90percentduringthecountry'seivilwar(1977-causedthewastingdisease.1992)asaresultofheavypoachingbyarmiesfrombothsidesoftheconfict.However,whencomparingbacterialivingwithhealthyseastarswiththoselivingwithunhealthyThestudyshowsthesharpdeclineoftheelephantpopulationinGorongosawasaccompaniedbyaanimals,thescientistsfoundhigherlevelsofcertaintypesofbacteriaaroundsickseasar.Somebacteranearlythreefoldincreaseinthefrequencyoftusklessfemales,from18.5percentto50.9percent.Italsowerecopiotrophs,whichgrowrapidlyinareaswithlotsofnutrients().Andsomewerethebacteriafindsabouttwo-thirdsoftheoffspring()ofthetusklessmothersweredaughters.Femaleelephantsusethatsurviveonlyinenvironmentswithlittletonooxygen.tusksastoolstodefendthemselvesandtheirbabies.However,rampantpoachingforcedtheelephantstoTore-ereatetheseconditionsinthelab,theresearchersaddednutrientstostimulatebacterialgrowth"disarm"themselves,andchangedtheircourseofevolution.inthetubswithseastars.Sureenough,theanimalsgotsick.WhentheyreducedtheoxygeninthewaterUsually,theevolutiondrivenbynaturalselectiontakesmillionsofyearsorlonger,buthumanactivitysimilarly,itcausedwoundsinthreeoutofeveryfourseastar.However,noseastargettingnommaloxygenacceleratedtheprocess,makingitoccurinamatterofafewdecadesorasbriefasonegeneration.Thelevelsgotsick.Thestudyshowsthatcopiotrophsarestealingoxygenfromthewater,causingsea-staracceleratedevolutionmeansourpastexperiencesnolongerapplytonewsituations,whichmayleadtowasting.Dyingseastarsproducemorenutrients,whichmayhelpbacteriatogrowonnearbyanimals."'unexpected,andinsomecases,unbearableconsequences.Humansshouldnothavethethoughtofbeingabitofasnowballeffect,"Hewsonsays."theCreator";rather,therisingnumberoftusklesselephantsindicatesthathumanactivityposeshuge"Theproblemmayworsenwithclimatechange,becausewarmerwaterscanholdlessoxygenthanthreatstootherspecies.colderwaters.Bacteriasuchascopiotrophsalsogrowrapidlyinwarmwater.Butknowingthelikelycause英语6-2（全卷共4页）B

陕西省2024年高考全真模拟考试物理试卷答案第一部分

10.如图所示,与轻弹簧相连的物块A静止在光滑的水平面上。物块B沿水平方向以速度v0向右运动,跟与A相连的轻弹簧相碰。在B跟弹簧相碰时开始计时,到B与弹簧分开的这段时间t0内,下列两物块的v-t图像可能正确的是

陕西省2024年高考全真模拟考试物理试卷答案第二部分（待更新）

17.(15分)如图所示,一倾斜固定的传送带与水平面的倾角0=30°,顶端到底端的距离=30^,x0=v=2m/s4m,传送带以v=2m/s的速率沿顺时针方向匀速运行。从传送带顶端由静止释放一滑块(视为质点),滑块由静止释放后沿传送带下滑,到达传送带底端时与挡板发生碰撞,滑块与挡板碰撞前后的速度大小不变,方向相反。滑块与传送带间的动摩擦因数;取重力加速度大小g=10m/s^2。,求:(1)滑块与挡板第一次碰撞前瞬间的速度大小v1;v1;(2)滑块与挡板第一次碰撞后,到达的最高位置到传送带底端的距离L;(3)滑块以大于的速率沿传送带上滑的总路程x。