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1、PhysicsProblemstoChallengeUnderstanding,emphasizingconcepts,andinsight.CompiledandannotatedbyDonaldSimanekTextbooksaboundwithproblemsintendedtodevelopone'smasteryofphysics.Toomanyare"plug-and-chug"withoutmuchopportunitytoformdeeperinsightsintophysics.Thisisacollectionofproblemst
2、hataredesignedtorequireinsightandcorrectuseofbasicphysicsconcepts,butdonotrequiremathematicaldrudgery.Thatclassofproblemsappearsinsomephysicstextbooks,particularlyoldertextbooks.Oftentheproblemsproposedidealizedand"unrealistic"situationstokeepthingssimple.Thisseemstobotherstuden
3、tstodayalotmorethanitdidinthe50swhenIwasattendingtheUniversityofIowa.Somehowwecaughtontotheidealizationsandsimplificationsstated(oroftenjustimplied).Todaymanystudentswanteverything"spelledout".Theyseemtobecontinuallylookingfor"defects"inproblems,butnotwiththepurposeoffurtheringt
4、heirunderstandingbycopingwithambiguity,buttoprovideanexcusefornoteventhinkingfurtherabouttheproblem.Theyaremiredinaconcreteviewofreality,andsay,ineffect"Wedon'thavetounderstandthesubtleimplicationsofthis,wecanjustdoacomputersimulationofitifweneedananswer."Theconceptualandintelle
5、ctualchallengesofsuchaproblemseldominterestthem.Frightening!Forthataudience,Ishalltrytobequiteexplicitinthestatementoftheproblems.I'llbecontinuallytinkeringwiththisdocumentandaddingtoit.Someanswers,andexplanationsofanswers,maynotbegivenyetbutmayshowupatalatertime.Readersareinvit
6、edtosubmitanswersandexplanations(andcriticisms)tomeattheaddressshowntotheright.Severalbooksaredevotedtoinsight-buildingquestions:·Miller,JuliusSumner.DemonstrationsinPhysics.UreSmith,Sydney,London,1969.·Miller,JuliusSumner.Millergrams.Twovolumes,paperback.Doubleday,1970.·Jargock
7、i,ChristopherP.ScienceBrain-Twisters,Paradoxes,andFallacies.Scribners,1976.·Jargocki,ChristopherP.MoreScienceBraintwistersandParadoxes.VanNostrand,Reinhold,1983.·Jargocki,ChristopherP.andFranklinPotter.MadAboutPhysics,Braintwisters,Paradoxes,andCuriosities.JohnWileyandSons,2001.
8、SeealsothebibliographyintheDemonstrationsinPhys
