【创新方案】高中英语 Module4 Section Ⅰ Introduction & Reading Pre reading课件 外研版必修4.ppt

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1、Module4SectionⅠStep1Step2Step3Step4Step51．Howmanyscientistscanyouname?Doyouknowtheirinventionsordiscoveries?2．Whatmakesapersonascientist?Whatmakesapersonascientist?Doeshehavewaysortoolsoflearningthataredifferentfromthoseofothers?Theansweris“no”.Itisnotthetoolsasci

2、entistusesbuthowheusesthesetoolsthatmakeshimascientist.Youwillprobablyagreethatknowinghowtouseapowerisimportanttoacarpenter(木匠).Youwillprobablyagreetoo,thatknowinghowtoinvestigate(调查),howtogatherinformation,isimportanttoeveryone.Thescientist,however,goesonestepfur

3、ther:hemustbesurethathehasareasonableanswertohisquestionandthathisanswercanbemadecertainbyotherpersons.Healsoworkstofittheanswershegetstomanyquestionsintoalargesetofideasabouthowtheworldworks.Thescientist'sknowledgemustbeexact.Thereisnoroomforhalfrightorrightjusth

4、alfthetime.Hemustbeasnearlyrightastheconditionspermit.Whatworksunderonesetofconditionsatonetimemustworkunderthesameconditionsatothertimes.Iftheconditionsaredifferent,anychangesthescientistseesandnoticesinanactofprovingmustbeexplainedbythechangesintheconditions.Thi

5、sisonereasonwhyinvestigationsareimportantinscience.AlbertEinstein,whodevelopedthetheoryofrelativity,arrivedatthistheorythroughmathematicsormaths.Theaccuracy(正确性)ofhismathematicswaslatertestedthroughinvestigations.Einstein'sideaswereshowntobecorrect.Ascientistusesm

6、anytoolsformeasurements.Thenthemeasurementsareusedtomakemathematicalcalculations(计算)thatmaytesthisinvestigations.IntroductionAreyoufamiliarwiththescientistsinthefollowingpictures？Doyouknowtheirmainachievements？Pleasematchthefollowinginformationwiththescientists.1．

7、MarieCuriea．TheSecretofSuccess:A＝X＋Y＋Z.Xstandsforhardwork,Yforgoodmethods,andZmeansstoppingtalkingandgettingdowntowork.2．Archimedesb．FatherofChina'saerospace;Kingofrockets3．Newtonc．IfIhaveseenalittlefurtheritisbystandingontheshouldersofgiants.4．AlbertEinsteind．Giv

8、emealeverlongenoughandaplacetostand,andIwillmovetheworld.5．QianXuesene．Scienceisbeyondnationalities,classesandraces.答案：1.C，e2.A，d3.B，c4.D，a5.E，bⅠ.Readth