Scientists at work.doc

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1、ScientistsatworkUnit16Sientistsatr一、明确教学目标1Develpthestudentsreadingabilit,espeialltheirreadingprehensin2Readthereadingpassageandnabut3Enablethestudentstntheseriusattitudetsiene二、教学过程Step1Presentatin（整体感知）Dunthenaesfsefaussientist?hatarethefausfr?EinsteinDarinNetnEdisnarieur

2、ieFranlinRelativetherEvlutinGravitEletriBulbRadiativititeexperientTdaeettheReadingItsabutAsealln,BenainFranlinisafausplitiian．Buttda,eillreadapassageabuthiasasientistHisseriusattitudetsieneLet’sseehFranlinadehisfauseletriitexperientbflingaite．Step2Pre-readingdisussinseallnt

3、hatitisthesientists’greateffrtthataesthegreatahieveentnsieneuldunaesesientistsnaes?Andhatarethefausfr?Trtfillintheblansfthefllingfr,ifuant,asurlassatethelpu．Fr:inthe18th≈19thenturiessientistsallvertherldadeaniprtantdisveries．Giveseexaple．PhsisediineheistrBilgSefaussienti

4、stsare:Arhiedes:atheatisandphsis:hedisveredpi(π)Darin:bilg:hedisveredthattheanestrsfpepleerenesurie:phsis:shedisveredradiuandradiativitNetn:phsis:hedisveredhallthingsfalldntearthPhsisediineheistrBilg√adaeurie√FlreneNightingale√atsn≈ri√BeatrixPtter(Radiativit)(Pieharts)(D

5、NA)(’seeds’fushrs)√IsaaNetn√hnSn√Ga-Lussa√harlesDarin(gravit)(spreadfdisease)(Gaslas)(Evlutin)√Lrdelvin√LuisPasteur√endeleev√arlLinnaeus(lestteperature)(gers)(PeridiTablefeleents)(Naingplants)Step3ReadingFastreadingListentthetapeandanserthefllingquestin1astheexperientdnei

6、nune172suessful?es,theexperientassuessful2hatdidthisexperientprve?ThisexperientprvedthatlightingandeletriiterethesaeReadthetextarefullagain,andgivethestudentsseexplanatinsGetthestudentsreadthetestandthendeideifthefllingstateentsaretrue(T)rfalse(F)1．In172sientistsalreadnehat

7、eletriitisT2．Franlinashelpedbafriendtdtheexperient3．Franlinadetheitefsilbeauseetsildesntnduteletriit4．AndenserasusedintheexperienttstreeletriitT．Theetiedtthestringasputintthedrtstpheitefrflingaa6FranlinndutedtheiteexperientinsunndasReadhepassageandthenfinduttheainidea．Parag

8、raph1IntrdutinfFranlin’sexperient．Paragraph2—3Thepressftheexperient．Paragraph4—6Th