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天一大联考 2024届高三年级第三次模拟考试[安阳三模]物理试卷答案试卷答案

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高一同步周测卷/英语throughaphase()Thealternativewasmoreexciting:Itmightbereadytoexplodeasasuper(十七)必修三Unit5nova.(Itturnedouttobejustaphase.)Thesunalsoshookthingsupwhenscientistsnoticedthatit(考试时间40分钟，满分100分)wasn'tbehavinglikeothermiddle-agedstars.It'snotasmagneticallyactiveasotherstarsofitsage壁andmass.Thatsuggestsastronomersstillmightnotfullyunderstandthetimelineofmiddleage.、单词拼写（共10小题：每小题1分，满分10分）Usingphysicsandindirectmeasurements,scientistscanmakearoughestimateofastar'sage.根据空格前首字母或空格后括号内的汉语提示写出单词的正确形式

Somemethods,itturnsout,workbetterfordifferenttypesofstars.1.AlllifedependsonoWhydoweevencare?Galaxiesarehugecollectionsofstarsofdifferentages.Stars'agesmight2.Fisthemotherofsuccesshelpusfigureouthowsuchgalaxiesgrowandevolveorhowplanetswithinthemform.Knowingstars3.Canyou(证实)whathappened?agesmightevenassistinthesearchforlifeinothersolarsystems.n斯4.Luckily,hepassedhisdrivingtestatthefirsta1.Whatmayscientistswanttoresearchaboutstarsmostnow?5.Shehadn'treadtheletterandsowasuofitscontents(内容)A.TheircompanionsB.Theirtypes6.Thegovernmenthasgiven(指导原则)onthetreatmentofthementallyill.C.Theirages.D.TheircharacteristicsO7.Visitorsarenot(允许)totakephotographs,.2.Whatdoestheunderlinedword"cracked"inParagraph2probablymean?如8.Thelittlegirllikesto(围绕)herselfwithalotoftoyswhensleeping.A.Discussed.B.Described.C.TouchedD.Solved不9.Shedidn'tknowwheretheroad(在…正下方)herfeetledto.3.Whyistheexamplein2019mentioned?敞10.Theoldwoman'sfacelookedolderandmore(有皱褶的)thanbefore.A.Toshowscientistsstillhavepuzzlesaboutstars.二、短语填空（共5小题；每小题2分，满分10分）B.Toprovescientistshavestudiedstarstothefull.C.Toprovidefactsforscientists'researchesonstars长根据句意选择正确的短语填空，注意使用正确形式

每个短语限用一次

goodmoney,succeedin,figureout,referto,accountforD.Towarnscientiststonoticesomesurprisingstars.螺1.Hardworkisthenameofthegameifyouwanttobusiness.4.Whatdoestheauthorwanttotellusinthelastparagraph?2.Toolittlesleepmayyourrecentlowefficiency(效率)instudy.A.Thereasonsforcaringaboutthespace.3.Theterm“timemachine”isusedtoavehicletransportingpeopleintothefarB.Thebenefitsoffiguringoutsolarsystems.蠻Ofuture.C.Thewaysofmeasuringastar'sage.4.I'vebeenmakingfor30years,sohe'steachingafishhowtoswimbytellingD.Thesignificanceofresearchingstars'ages.mehowtomakemoney.四、七选五（共5小题；每小题4分，满分20分）5.Ittookthemaboutonemonthtohowtostarttheequipment阅读下面短文，从短文后的选项中选出可以填入空白处的最佳选项

选项中有两项为多余三、阅读（共4小题；每小题5分，满分20分）》选项

阁阅读下面短文，从每题所给的A、B、C、D四个选项中选出最佳选项

TheNorthStar,alsoknownasPolaris,isoftenusedbycamperstohelpthemfindtheirwaywhentheygetlost.1YoucanusethemtofindtheNorthStarandhelpyouifyouloseyourdi-点Scientistsknowquitealotaboutstars.Aftercenturiesofpointingtelescopesatthenightsky,as-tronomersandamateursalikecanfigureoutkeytraits(ofanystar,suchasitsmassoritscom-rection,orjustfindtheNorthStarforfunifyou'reintostargazing.position.21YoucanusetheBigDipper(北斗七星)tofindtheLittleDipper..TheLittleDipperisTocalculateastar'smass,justlookatthetimeittakestomovearoundacompanionstar.Thentheconstellation(thatcontainstheNorthStar.ThetipoftheLittleDipper'shandleisthedoabitofcalculation.Todeterminewhatit'smadeof,looktothespectrum()oflightthestarNorthStar.Ifyou'reabletolocatetheLittleDipper,youcaneasilyspottheNorthStar.sendsout.Butonequestionscientistshaven'tquitecrackedyetishowtocalculatetheexacttimeofLocatetheNorthStarwithyoursmartphone.Therearemanysmartphoneapplicationsthatwork状astar.somethinglikeatelescope.Youallowthephonetofindyourlocation,andthenpointyourphoneto地"Thesunistheonlystarwhoseageweknow."saysastronomerDavidSoderblom.Heworksatthesky.Thephoneactsasaninteractivemap,identifyingstarsandconstellationsforyou.3theSpaceTelescopeScienceInstituteinBaltimore,Md."WeusewhatweknowaboutitandhowitBuyastaratlas()Iftheideaofcarryingyourphonearoundwhilestargazingkillsthefuncompareswithothers,"hesays,"tofigureouttheageofotherstars."foryou,considerbuyingastaratlasinstead.Youshouldalsoalwaystakeanatlaswithyouwhenhi-Evenwell-studied,starssurprisescientistseverynowandthen.In2019,theredsupergiantkingincaseyourphonebatterydies.4AstaratlasisabookthatbreaksdownthenightskybyBetelgeusebecamegraduallydark.Atthetime,astronomersweren'tsureifthisstarwasjustgoingtheregionandtimeofyear.YoucanuseittolocatetheNorthStaronanygivennight.英语（外研社版）第1页（共4页）衡水金卷·先享题·高一同步周测卷十七英语（外研社版）第2页（共4页）新教材

天一大联考 2024届高三年级第三次模拟考试[安阳三模]物理试卷答案第一部分

23.(9分)小明设计了一个声音分贝测试仪,其原理如图甲所示,R为声敏电阻,其阻值随声音强度N的变化关系如图乙所示,R0,是阻值为100Ω的定值电阻,电源电压为6V,,利用电压表作为声音分贝仪表盘。闭合开关S,求:(1)当声音强度变大时,声敏电阻R的阻值(选填“变大”“不变”或“变小”)。(2)当声音强度为80dB时,R0,的电功率是多少W?(3)电流表的量程是0~50mA,电压表的量程是03V,,在确保电路安全的情况下,此声音分贝测试仪能够测量的声音强度最大为多少?

天一大联考 2024届高三年级第三次模拟考试[安阳三模]物理试卷答案第二部分（待更新）

15.(14分)如图甲所示,水平正对放置的金属板A和B的距离为d,它们的右端放着垂直于金属板的靶MN,,现在A、B板间加上如图乙所示的电压,电压的正向值为U0(A板电势高于B向电压值为U02,,且每隔T2变向1次。现将质量为m、电荷量为+q的粒子束从A、B左侧的中点以平行于金属板的方向射人两板之间,设粒子能全部打在靶上且所有粒子在A、B间的飞行时间均为不考虑重力的影响。(1)试定性分析在t=0时刻从O点进入的粒子,时间内在垂直于金属板方向上的运动情况。(2)在在距靶MN的中心O^点多远的范围内有粒子击中?(3)要使粒子能全部打在靶MN上,电压U0的数值应满足什么条件?(写出U0、m、d、q、T的关系式即可),