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如图所示，小梦把装满水的玻璃瓶放在冰箱冷冻室里，过一段时间拿出来发现水结冰后玻璃瓶破裂且外壁有“白霜”，请你解释这两个现象.
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教案备课库《山西省太原市2016-2017学年八年级（上）期末物理试卷》真题及答案
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一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰则水结冰后
质量变大
质量不变
密度不变
密度变大
装满水的玻璃瓶加盖密闭后放入冰箱的冷冻室待水结冰后玻璃瓶就裂开了．下列说法正确的是
玻璃裂开后质量变小
玻璃裂开后密度增大
水结成冰后质量变大
水结成冰后密度变小
在保温杯中装适量0℃的水从冰箱的冷冻室里取出一小块冻了很长时间的冰放到保温杯中设保温杯是绝热的过一段
水的质量增大
冰的质量增大
水的温度降低
冰的比热容增大
小明喝可乐时喜欢加些冰块为此他把玻璃瓶中装满水盖上瓶盖放入冰箱中冷冻．第二天他把玻璃瓶从冰箱中取出
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰．则水结冰后
质量变大
质量不变
密度变大
密度不变
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰．则水结冰后
质量变大
质量不变
密度变小
体积变小
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰．则水结冰后
质量变大
质量不变
密度变大
密度不变
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰.则水结冰后
质量变大
质量不变
密度变大
密度不变
在保温杯中装适量0℃的水从冰箱的冷冻室里取出一小块冻了很长时间的冰放到保温杯中设保温杯是绝热的．过一
水的质量增大
冰的质量增大
水的温度降低
冰的质量不变
把装满水的玻璃瓶密封放入冰箱的冷冻室一段时间后玻璃瓶容易破裂夏天从冰箱冷冻室取出冰淇淋时包装纸表面
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰则水结冰后
质量变大
质量不变
密度变小
密度不变
在保温杯中装适量0℃的水从冰箱的冷冻室里取出一小块冻了很长时间的冰放到保温杯中保温杯是绝热的．过一段
水的质量增大
冰的质量增大
水的温度降低
冰的比热容增大
夏天来临同学们又可以畅饮汽水了在购买和贮存玻璃瓶汽水时要注意如下问题1不要在阳光下曝晒2不要长时间贮
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰．则水结冰后
质量变小
密度变小
质量变大
密度变大
一瓶矿泉水放在冰箱冷冻室里过一段时间当水全部结成冰后
质量变大
质量不变
密度变大
密度不变
请运用相关物理知识解释玻璃瓶装啤酒为什么不能放在冰箱冷冻室冷冻
装水的密闭小瓶放在大烧杯里的水中间把烧杯放在电冰箱的冷冻室内过一段时间取出烧杯发现烧杯中有一半的水结
只有表面的水结冰
有一半的水结成冰
都没结冰
都已结冰
一瓶矿泉水放在冰箱冷冻室里过一段时间水全部结成冰．则水结冰后
质量变大
质量不变
密度变大
密度不变
下列物态变化属于熔化的是
加在饮料中的冰块化为水
刚从冰箱里拿出的啤酒，瓶外有一层水
刚从冰箱冷冻室里拿出的冰棍周围冒出“白气”
刚从冰箱冷冻室里拿出的冻肉片，感觉有点粘手
在保温杯中装适量0℃的水从冰箱的冷冻室里取出一小块冰了很长时间的冰放到保温杯中设保温杯是绝热的．过
水的质量增大
冰的质量增大
水的温度降低
冰的体积减少
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看图完成句子4分钟10分1.I____________at6:30inthemorning.2.Whendoyou__________________?3.Iusually____________atschool.4.Markdoeshishomework________________________.5.Mysisteroften__________________atteno’clock.
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第二节请仔细阅读第56-60题中的文字描述从A.-F中选出恰当的对应项56.MrWangisamusicfan.Alsoheisalwayswillingtooffersomehelptoothers.Thispostermayprovidehimwithsuchagoodopportunity.57.Jacklikessportsalot.ThisFridayheneedn’tgotoschool.He’slookingforwardtofindingafunplacetomakehimselfexciteD.58.MrsWhitealwaysthinksabouttryingtosavemoneyforherfamily.Alldailysupplies日常用品inthehousearecheapbutneverinbadqualities.It’scertainshewillgetexcitedaboutseeingthisposter.59.Johnis30yearsolD.Hehasbeenstudyinginamedicaluniversityfornearlyfouryears.Heisacarefulpersonandalwaystakesgoodcareofthosewhoareyoungerthanhim.Hehopestodosomethingmeaningfulwiththeknowledgehe’slearnt.60.TheSmithshavejustsoldtheiroldapartmentinthedowntownbecausetheydon’tliketoomuchnoisetherE.Nowtheydecidetochooseanewwayofliving.Theyneedn’tpaytoomuchfortheirlivingandtheycanenjoynicesights.A.SoccerFinalBrazilVSGermanyNationalSportsCenter4:00pmFridayB.HouseforRent$1000permonthFarfromthecityQuietwithagardenC.ElephantShow8:00-10:00amEverydayexceptMondayandFridayD.DoctorWantedWorkforachildren’shospitalBepatientunder35E.ClothesonSale50%-80%offAllclothesareforsaletillnextSunday.F.CharityConcertByLangLangWelcomeahelpfulhand
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第二节EmersonJerryAuraSal和Knoll正在网上为自己征友第56——60题是他们的基本信息和不同需求阅读下面六位来自交友网站上不同人员的相关信息A.B.C.D.E.F.为每个人选择合适的朋友选项中有一项是多余的56.MynameisEmerson.IliveinthewesternpartofRussiA.I'minterestedinmeetingnewpeopleandseeingdifferentcultures.AsI'mlearningFrenchnow.I'mlookingforfriendswithwhomIcanspeakalittlebitofFrench.IcanalsoteachyouRussian.57.I'mJerry.Iam29yearsoldandIamfromGermany.Iamafriendlyandeasy-goingperson.Iliketolearnmoreaboutotherpeopleandothercultures.NowIaminterestedinpeoplesoIwanttofindapenpalwholikeswritingpeoplE.58.MynameisAuraandIam25yearsolD.IcomefromIndiA.MyfriendsoftensaythatIamreallykind-heartedandeasy-going.Iliketoknowaboutdifferentpeoplefromdifferentcountries.IwouldliketomakefriendswithAmericanswhoareintheir20s.59.IamSalandIam21yearsolD.IamanItalian.Iloveanimalsandplayingsportsorgameswithmyfriends.MyfriendssaythatIamashyfriendlyboy.Iamlookingfortruefriendswhoarefuntobewithandliketotalkalot.60.IamKnoll.IamfromthePhilippinesandIam18yearsolD.IlovetravellingandIhavebeentotheUnitedStatesJapanKoreaandHongKong.IlovemusicandwatchingTV.IwanttomakefriendswiththosewhoarefromtheUnitedStatesbecauseIamplanningtocontinuemystudiesthereaftercollegE.A.IamSophiaandIamKorean.Iliketohavefunandtrysomethingnewandinteresting.MyfriendssaythatIamafunfriendlygirl.AlsoIliketalking.Myfavoritesportsaresoccerandbaseball.IamlookingforfriendsespeciallyfromEuropebecauseIamgoingtostudyItalianinRomenextyear.B.IamAliciA.IamfromAmericA.Iam17yearsoldandIaminhighschool.Iamafunenergeticperson.Iliketoplaywithmyfriends.Ilikelisteningtomusicanddancing.What’smoreIliketravelingverymuch.Iwanttomeetpeoplewhoareunder20yearoldandhavesimilarinterests.C.MynameisJessicA.Iam30yearsoldandIamworkingasasecretary.Ioftenspendmyeveningsstayingathomewithafewfriendsinsteadofgoingout.Iprefertolistentoothersratherthantalk.IworryalotbutIalsocarealotaboutothers.IwouldreallyliketofindpenpalsfromItaly!D.MynameisJeffersonandIam26.IamfromNewYork.Ienjoylearningaboutdifferentplacesandwanttovisitthemmyselfsomeday.IaminterestedinIndianculturesoIwanttofindafriendwhoisfromIndian.E.IamMax.Iamalawyerandwriter.IlovenaturewritingpoetryanddrinkinganiceglassofredwinE.Ienjoycookingcyclingandtraveling.IloveGermanyandwouldliketomakeGermanfriendstopracticemyGermanandlearnmoreaboutGermanyF.IamPierreandIcomefromCanadA.IworkasaFrenchteacherandFrenchismyfirstlanguagE.Ilovesportswatchingmoviesandoutdooractivitieslikefishingandcamping.Alsotravelingisoneofmyhobbies.IwouldliketomakefriendswithpeoplewhoarefromRussiaandMexico.
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A.连词成句共5小题每小题1分计5分将所给单词连成完整正确的句子单词不得重复使用标点已给出86.singdoesshewell87.thismuchishowwatch88.Marylistshoppingaletmake89.waythetoknewparkwethe90.amwillsucceeddaysomehesureI.
五位中国学生要去英国留学他们想要找寄宿家庭请仔细阅读第56-60题中的学生个人情况说明并从A.—F.六个选项中帮助他们选择最合适的寄宿家庭其中一项为多余选项根据2011年温州市中考卷阅读题改编56.WangLinglikesdoingsports.Hewantstolivenearapark.57.SunYanglikesChinesefood.HehopeshishostfamilycancooksomeChinesefooD.58.DengChaowantstoliveinabigbedroomcheaperthan￡350amonth.Hecan’tstandpets.59.FengWeilovespetsverymuch.Shewouldlikeabedroomcheaperthan￡200amonth.60.RenYonghopestolivenearhisschool—SunshineSchool.Heprefersabedroomwithabathroom.B.HostFamily:TheJohnsonsNationality:EnglishAddress:10ShinfieldRoadnearWallenSchoolRoom:SmallPrice:￡260/monthA.HostFamily:TheSmithsNationality:EnglishAddress:15ChurchRoadnearSunshineSchoolRoom:SmallwithabathroomPrice:￡280/monthC.HostFamily:ZhaoWeiNationality:ChineseAddress:48Queen’sRoadRoom:SmallPrice:￡230/monthOtherInformation:GoodatcookingChinesefoodD.HostFamily:TheGreensNationality:EnglishAddress:75ErieighRoadRoom:BigPrice:￡330/monthE.HostFamily:AndyNationality:EnglishAddress:6King’sRoadRoom:SmallPrice:￡180/monthOtherInformation:A.petdogF.HostFamily:TheRaysNationality:EnglishAddress:24WokinghamRoadnearPaimerParkRoom:BigPrice:￡370/month
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请阅读以下五个人的信息然后为他们选择最适合的一项活动56.Jennyisapetlover.Shewillhavehersummerholidaysintwoweeks’timE.Whichmessagewilldrawherattention?57.Davidisthebossofabigeducationcompany.Whichinformationwillhebeprobablyinterestedin?58.WangLanjustcamebackfromEnglanD.SheislookingforajoB.Shepreferstoworkinabigcompany.Whichinformationwillinteresther?59.HelenisahousewifE.Whichmessageissheinterestedin?60.ThestudentsinNo.2MiddleSchoolplantohaveapicniC.Whethertheywilldoitdependsontheweather.Whatmessagedotheyneedtopayattentionto?A.Lotsofpeoplemisstheirpetswhiletheyareonholidays.Ourhotelcansolvethisproblem.Welendcatsordogstoyou.Wearesurethatyouwillbehappytostaywiththem.B.Manypeoplelikeanimalsandtakethemastheirpets.Nowpethospitalsareverybusy.Kindpeoplewholoveanimalsareneededtoworkinbusyhospitals.C.LivinginanothercountrycanhelpyoutolearnalanguageandaboutanotherculturE.Manycompaniestodayneedemployeeswhocanspeakaforeignlanguageorhavetheexperienceoflivingorworkinginanothercountry.D.WeselleggsapplestomatoesandporkatverylowpricesOurbusinesshoursarefrom6:00amto10:30pm.E.Ourcitywillhaveacloudydaytomorrow.Itwillberainyattimes.TherewillbeastrongwinD.Thedayaftertomorrowwillbesunny.ItwillbeafinedaytogohikingortohaveapicniC.F.A.studyofthepeopleinChina’slargestcitiesshowsthatsavingmoneyforchildren’seducationhasbecomeanimportantreasonforsaving.Itisthesecondmostimportantpurposeofpeople’ssavinghabit.TheresultshowsthatpeopleinChinacaremuchabouteducation.TheeducationmarketisverybiginChinA.
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从Ⅱ栏中找出与Ⅰ栏相对应的答语其中有一项是多余的Ⅰ16.CouldIopenthedoorforyou?17.Whichdoyoupreferfootballorbasketball?18.Whatdoyouthinkoftheskirt?19.Areyouinterestedinskating?20.Howaboutsendingherflowers?ⅡA.I’dloveto.Thankyou.B.GoodideA.C.SurE.Thankyou.D.NotbaD.IlikeitsstylE.E.No.Ienjoyclimbing.F.Ilikefootballbetter.
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