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unit9writing课件

日期:2010-03-20 03:58

hebroughttheproblemtoArchimedesOnedaywhileconsideringthequestion,”thusmanyproblemswerebroughttohimAtonetime,ArchimedesenteredhisbathtubandrecognizedthattheamountofwaterthatoverflowedthetubwasproportionaltotheamountofhisbodythatwassubmergedThisobservationisnowknownasArchimedes’PrincipleandgavehimthemeanstosolvetheproblemWriteascientificreportAccordingtothequestion:1Whatdidhedo?2Whatdidhefind?3Whatcanitbeusedfor?4Whenandwheredidhefindit?Theotherday,人教修订版高中三年级Unit9WritingPre-writingArchimedesIntroducehowArchimedescameupwiththeprincipleArchimedeswasagreatGreekmathematicianwhoisconsideredasoneofthethreegreatestmathematiciansalongwithNewtonandGaussInhisowntime,thekingorderedagoldcrown,hewasknownas“thewiseone,buthesuspectedthatsomesilverhadbeenusedinsteadofthegoldSincehecouldnotproveit,thekingaskedmetoworkoutwhetherhiscrownwaspuregoldIthoughtaboutitwhenIwastakingabathinmybathtubThenInoticedthatsomewaterwasoverflowedfromthetub,
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