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1、福建省福安市2012-2013学年八年级物理第一学期半期考试试卷(无答案)新人教版Fu'ancityjuniorhighschoolsmallarea,2012-2013schoolyear,thefirstsemester,halftermexaminationGradeeightphysicspaper(fullmarks:100minutes:90minutes)_School:___classnumber:Name:Tips:pleasewritedowntheanswersontheanswersheet!Acho
2、ice:(onlyoneofthefouroptionsforeachquestionthereare,iscorrect,thecorrectanswerbeforetheletterpleasefillinthefollowingform,everyday2points,atotalof26points)1.ofthefollowingphenomenadoesnotbelongtomechanicalmovementTheA.riverflowstotheeastofB.C.fullofexcitement.seawa
3、terPentiumD.meteorsword2.theareaofthumbnailsinmiddleschoolstudentsis()A.1,mm2,B.1cm2,C.1dm2,D.1m23.acarwasmovingwestalongtheflatroad,andamanwalkedwestalongtheroad'spavement.Apedestrianasareference,thecar()A.Eastmovement,B.westwardmovement,C.stationary,D.cannotbedet
4、ermined4.ofthefollowingthingsthatdonotbelongtothesoundsourceare()A.putinthebagB.harmonicatinklingfountainC.ismakingasweetsoundingwhistle.D.iscalledthecow'svocalcord5.,insome"Parody"TVprograms,performersimitatethesingingofsingersmainlybyimitatingthesoundofsingersA.l
5、oudness,B.tone,C.tone,D.frequency6.,fromanenvironmentalpointofview,thefollowingarenotnoiseA.onthephysicsclass,XiaoMingwhispered,B.onthephysicsclass,theclassroommusicclassroomsingingWhenC.isphysics,theteacher'swittyandhumorouslecturesoundsD.whenyousleep,thebuzzingof
6、mosquitoesintheear7.theunderstandingoftheconceptoftemperatureiscorrectinthefollowingstatementTheiceatA.0DEGCislowerthanthewatertemperatureat0DEGC,andthewateratB.0islowerthantheicetemperatureat0TheicetemperatureofC.0DEGCisequaltothatofwaterat0DEGC.Thetemperatureofwa
7、terat0D.and0DEGCisdifferent,sothetemperaturecannotbecompared8.astudenttakesoutathermometerthatshowsatemperatureof39.7degrees.Insteadofturningthemercurybackintotheglassbulb,hedirectlymeasureshisbodytemperature.Ifhisactualtemperatureis36.5degreescentigrade,hereadsthe
8、resultA.36.5,B.39.7,C.76.2,D.,unabletoread9.aboutthemeltingandsolidificationofmaterials,thefollowingistrueA.allliquidshaveacertainmeltingpoint.B.
