安徽第一卷·2024-2025学年安徽省七年级教学质量检测一Ⅰ(9月)-(物理)试卷答案

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安徽第一卷·2024-2025学年安徽省七年级教学质量检测一Ⅰ(9月)-(物理)试卷答案试卷答案

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C.Aproviderofvoicesamples.D.Assistancetohealthcaredelivery.30.Whatcanwelearnabouttheparticipantsfromparagraph4?A.Thosewithalowvoicescorewillendupwithmentaldisorder.B.Thosewithahighvoicescorearemorethanthosewithalowone.C.Thosewithalowvoicescorearelesslikelytosufferheartproblems.D.Thosewithahighvoicescorearelesslikelytosufferheartproblems.31.Whatcanbeinferredfromparagraph5?A.Spotbuild-upcanbefoundinmedicalteststhroughvoice.B.Thescoresintheresearchmayexplainthepuzzleofvoice.C.Theautonomicnervoussystemmaycontributetoheartproblems.D.Aperson'slevelofhearthealthcanbeconveyedthroughhisvoice.0Solarfarmsofferonewaytomeettheworld'sdecarbonization(targets,buttheycouldalsobeusedtodealwithanotheroftheplanet'sbigproblems:lossofbiodiversity.Theapproachisstartingtotakeoff.ResidentsofBarnsdale,forexample,willsoonplayhosttoanewsolarfarmlinedwithgrassfieldofwildflowersandnativegrasses,whichBanksGroup,thedeveloper,sayswillpromotepollinating(insects.Theideacomesfromthecombinationoftwolong-termtrends:decliningnumbersofpol-linatinginsectsandthegrowingamountoflanddistributedtosolarfarms.AccordingtotheCenterforBiologicalDiversityinArizona,morethan40percentofinsectpollinatorsgloballyarelistedas"highlythreatened"-anissuethatcouldseriouslythreatenfoodsecurity.Mean-while,solar-energycompetencehasbeenincreasing.MatthewO'Neal,ascientistatlowaStateUniversity,wouldliketoseemoresolardevelopersseizethisopportunity.Thebenefitsofsuchprojectsdon'tstopattheinsects.ResearchfromYale'sCenterforBusinessandtheEnvironmentindicatesthatpollinator-friendlysolarfarmscanraisecropoutputonnearbyfarmland,increasetherechargingofgroundwaterandreducesoilerosion)In2018,aUSDepartmentofEnergystudyfoundthatifallexistingandplannedsolarfa-cilitiesnearsoybeanandcranberrycropsincludedpollinatorhomeandincreasedoutputbyjustonepercent,annualcropvaluescouldrisebyUS$1.75million,US$4millionandUS233,000,respectively."Farmerscouldidentifyunprofitableareas,suchaspoor,highlyerodiblelands,ascandi-datesforapollinator-friendlysolarfarm.There'sthepotentialtoincreasetheirnetincomewithpollinatormotivationprojects,saysO'Neal.Withenoughforwardthinking,thesestudiesshow,cleanenergycanprovidenewenvi-ronmentalopportunities."We'reataturningpointwithenergyproductionandwe'reseeingmoreopportunitiestoprovideextrabenefitsthatwouldn'thavebeenconsideredwitholdermethodsofenergygeneration,"saysO'Neal."Youneverheardofacoalmineplanningpolli-natorconservation,”【高三英语第6页（共10页）】904C·HL·

安徽第一卷·2024-2025学年安徽省七年级教学质量检测一Ⅰ(9月)-(物理)试卷答案第一部分

(2)撤去拉力F,橡皮筋回到P点。现用两只弹簧测力计同时拉橡皮筋,再次将P端拉至O点,拉力F1、F2的大小和方向如图所示,则F1=N,F2=N。(结果均保留2位有效数字)

安徽第一卷·2024-2025学年安徽省七年级教学质量检测一Ⅰ(9月)-(物理)试卷答案第二部分（待更新）

4.如图所示,将小球a、b由空中A、B点分别沿水平方向向右和向左抛出,经过一段时间两小球在C点以等大的速度垂直相碰,碰撞时小球a的速度方向与竖直方向的夹角为60^。已知A、C两点的高度差为h,,重力加速度为g0则下列说法正确的是A.B、C间的高度差为6hB.小球a的初速度为2ghC.小球a、b从抛出到相遇经过的时间之比为1:2D.两小球抛出点到相遇点的水平距离相等