佳木斯职业学院《College Physics I（全英文）》2025-2026学年第一学期期末试卷(B卷)

站名：站名：年级专业：姓名：学号：凡年级专业、姓名、学号错写、漏写或字迹不清者，成绩按零分记。…………密………………封………………线…………第1页，共1页佳木斯职业学院《CollegePhysicsI（全英文）》2025-2026学年第一学期期末试卷(B卷)注意事项:1.请考生在下列横线上填写姓名、学号和年级专业。2.请仔细阅读各种题目的回答要求，在规定的位置填写答案。3.不要在试卷上乱写乱画，不要在装订线内填写无关的内容。4.考试时间120分钟专业学号姓名题号一二三四五六七八总分统分人复查人得分得分评分人一、单项选择题（每题1分，共20分）1.Theworkdonebyaconstantforceisgivenbytheformula:A.W=F*dB.W=F*vC.W=F*tD.W=F*a2.Aparticleismovinginacircularpathwithaconstantspeed.Theaccelerationoftheparticleis:A.ZeroB.TangentialC.RadialD.Tangentialandradial3.TheunitofpowerintheInternationalSystemofUnits(SI)is:A.NewtonB.JouleC.WattD.Kilogram4.Theworkdonebyanon-conservativeforceis:A.AlwayspositiveB.AlwaysnegativeC.ZeroD.Cannotbedetermined5.Theprincipleofconservationofmechanicalenergystatesthat:A.ThetotalenergyofasystemremainsconstantB.ThetotalenergyofasystemdecreasesovertimeC.ThetotalenergyofasystemincreasesovertimeD.Thetotalenergyofasystemisnotconserved6.Theforceofgravitybetweentwoobjectsisgivenbytheformula:A.F=G*m1*m2/r^2B.F=G*m1*m2/rC.F=G*m1*m2D.F=G*m1/r^27.TheunitofpressureintheInternationalSystemofUnits(SI)is:A.NewtonB.JouleC.PascalD.Kilogram8.Thespeedofsoundinairatroomtemperatureisapproximately:A.100m/sB.300m/sC.1000m/sD.3000m/s9.Theprincipleofconservationofmomentumstatesthat:A.ThetotalmomentumofasystemremainsconstantB.ThetotalmomentumofasystemdecreasesovertimeC.ThetotalmomentumofasystemincreasesovertimeD.Thetotalmomentumofasystemisnotconserved10.TheunitofenergyintheInternationalSystemofUnits(SI)is:A.NewtonB.JouleC.PascalD.Kilogram11.Theworkdonebyaconservativeforceisgivenbytheformula:A.W=F*dB.W=F*vC.W=F*tD.W=F*a12.TheaccelerationduetogravityonthesurfaceoftheEarthisapproximately:A.9.8m/s^2B.9.8km/s^2C.9.8N/kgD.9.8J/kg13.TheunitofforceintheInternationalSystemofUnits(SI)is:A.NewtonB.JouleC.PascalD.Kilogram14.Theprincipleofconservationofangularmomentumstatesthat:A.ThetotalangularmomentumofasystemremainsconstantB.ThetotalangularmomentumofasystemdecreasesovertimeC.ThetotalangularmomentumofasystemincreasesovertimeD.Thetotalangularmomentumofasystemisnotconserved15.TheunitoftorqueintheInternationalSystemofUnits(SI)is:A.NewtonB.JouleC.PascalD.Kilogram16.Theworkdonebyanon-conservativeforceis:A.AlwayspositiveB.AlwaysnegativeC.ZeroD.Cannotbedetermined17.Theprincipleofconservationofmechanicalenergystatesthat:A.ThetotalenergyofasystemremainsconstantB.ThetotalenergyofasystemdecreasesovertimeC.ThetotalenergyofasystemincreasesovertimeD.Thetotalenergyofasystemisnotconserved18.Theforceofgravitybetweentwoobjectsisgivenbytheformula:A.F=G*m1*m2/r^2B.F=G*m1*m2/rC.F=G*m1*m2D.F=G*m1/r^219.TheunitofpressureintheInternationalSystemofUnits(SI)is:A.NewtonB.JouleC.PascalD.Kilogram20.Thespeedofsoundinairatroomtemperatureisapproximately:A.100m/sB.300m/sC.1000m/sD.3000m/s二、多项选择题（每题2分，共20分）1.Whichofthefollowingstatementsaretrueabouttheworkdonebyaforce?A.Theworkdoneispositiveiftheforceanddisplacementareinthesamedirection.B.Theworkdoneisnegativeiftheforceanddisplacementareintheoppositedirection.C.Theworkdoneiszeroiftheforceanddisplacementareperpendiculartoeachother.D.Theworkdoneisindependentofthepathtaken.2.Whichofthefollowingstatementsaretrueabouttheaccelerationofaparticlemovinginacircularpath?A.Theaccelerationisalwaysdirectedtowardsthecenterofthecircle.B.Theaccelerationisalwaystangentialtothecircle.C.Theaccelerationisalwaysperpendiculartothevelocityvector.D.Theaccelerationisalwaysinthesamedirectionasthevelocityvector.3.Whichofthefollowingunitsareusedtomeasureforce?A.NewtonB.JouleC.PascalD.Kilogram4.Whichofthefollowingstatementsaretrueabouttheprincipleofconservationofmomentum?A.Thetotalmomentumofasystemremainsconstantifnoexternalforcesactonit.B.Thetotalmomentumofasystemdecreasesovertimeifexternalforcesactonit.C.Thetotalmomentumofasystemincreasesovertimeifexternalforcesactonit.D.Thetotalmomentumofasystemisnotconserved.5.Whichofthefollowingstatementsaretrueabouttheunitofenergy?A.Theunitofenergyisthejoule.B.Theunitofenergyisthenewton.C.Theunitofenergyisthepascal.D.Theunitofenergyisthekilogram.三、判断题（每题1分，共10分）1.Theworkdonebyaconservativeforceisalwayspositive.2.Theaccelerationofaparticlemovinginacircularpathisalwaystangentialtothecircle.3.TheunitofpressureintheInternationalSystemofUnits(SI)isthepascal.4.Thespeedofsoundinairatroomtemperatureisapproximately1000m/s.5.Theprincipleofconservationofmomentumstatesthatthetotalmomentumofasystemremainsconstantifnoexternalforcesactonit.6.TheunitofenergyintheInternationalSystemofUnits(SI)isthejoule.7.Theworkdonebyanon-conservativeforceisalwaysnegative.8.TheaccelerationduetogravityonthesurfaceoftheEarthisapproximately9.8m/s^2.9.TheunitofforceintheInternationalSystemofUnits(SI)isthekilogram.10.Theprincipleofconservationofangularmomentumstatesthatthetotalangularmomentumofasystemremainsconstantifnoexternaltorquesactonit.四、名词解释（每题4分，共