1河北省2023-2024学年度第一学期九年级期中质量检测化学试卷答案

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1河北省2023-2024学年度第一学期九年级期中质量检测化学试卷答案试卷答案

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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·

W、X、Y、Z(XW4)^-还原剂[Z(Yw,).(xw)-,数等于Z原子的最外层电子数,四种元素可形成一种还原剂下列说法正确的是BW<X<Y<ZA.原子半径:W<X<Y<Z角形B.x.YZ的最高价含氧酸根离子的空间结构均为平面三角C.电负性:X<w<Y<ZX<W<YW与Y形成的化合物131^C,,微溶于常用作有机溶剂,可由乙酸与异戊醇(沸点

4.以下颜色变化没有涉及化学变化的是A.Cl2使有色鲜花褪色B.SO2使品红溶液褪色C.久置的浓硝酸呈黄色D.Br2加人CCl4中呈橙红色