unit1Great-scientists-优质课件

geologist地质学家geographer地理学家mathematician数学家physicist物理学家chemist化学家agriculturist农学家astronomer天文学家botanist植物学家biologist生物学家inventor发明家Scientist:Let’senjoyavideoWhoarethey?GuessinggameWhoishe?Hehasmadeafamouskiteexperiment.Helearnedalotfromitandinventedlightningrod(避雷针).Heis…BenjaminFranklinNeverleavethatuntiltomorrow,whichyoucandotoday.今日事,今日毕.Whoishe?Heiscalledthegreatestscientistinthe20thcentury.HeisfamousfortheTheoryofRelativity.Heis…AlbertEinsteinImaginationismoreimportantthanknowledgeimaginativeWhoishe?Heinventedelectricbulbs.Hemademorethan1,000inventionsduringhislife.Heis…ThomasEdisonThomasAlvaEdisonGeniusisonepercentinspirationandninety-ninepercentperspiration.天才就是百分之九十九的汗水加上百分之一的灵感.Whoisshe?Sheisawomanscientist.Shediscoveredradium(镭)andpolonium(钋).Inherlife,shewontheNobelPrizetwice.Sheis…MarieCurieNothinginlifeistobefeared.Itisonlytobeunderstood.生活中没有什么可怕的东西,只有需要理解的东西.Whoishe?Hemadethefirsttelescopeintheworld.Hisobservationsshowthattheearthmovesaroundthesun.Heis…GalileoGalileiYoucannotteachamananything.Youcanonlyhelphimfinditwithinhimself.你不可能把一切都教给一个人，你只能帮助他从内心去发现（和了解）事物。Whatotherscientistsdoyouknow?Dothequizandseewhoknowsthemost.Warmingup1.Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?ArchimedesIt’s…GivemeaplacetostandandIwillmovetheworld!Archimedes(287-212BC)anancientGreekmathematician&physicist2.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?CharlesDarwinBritish3.Whoinventedthefirststeamengine?JamesWattBritish4.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?GregorMendel(1822-1884)Czech(捷克人)Fatherofmoderngeneticsradium5.Whodiscoveredradium?MarieCurieFrenchandPolishThomasEdisonHeinventedthewayofgivingelectricitytoeverybodyinlargecities.American7.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?LeonardodavinciItalian8.Whoinventedalamptokeepminerssafeunderground?SirHumphryDavy(1778-1829)BritishMiniature(小型的)Miner'sSafetyLamp9.Heinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened.ZhangHeng10.Whoputforwardatheoryaboutblackholes?Brainstormingmadeagreatcontributionmadegreatachievementssucceededintheirscientificcareerovercamemanydifficulties1.Doyouknowhowtoproveanewideainscientificresearch?Discussinsmallgroupsthestagesinsettingoutanewscientificidea.Whatorderwouldyouputthemin?DrawaconclusionThinkofamethodCollectresultsMakeaquestionFindaproblemAnalyseresultsFindsupportingevidencePutthephrasesonpage1incorrectorder.得出结论找到方法收集材料提出问题（形成主题）发现问题分析材料找到确实证据FindaproblemThinkofamethodMakeaquestionAnalysetheresultsFindsupportingevidenceDrawaconclusion2.Whatdoyouknowaboutinfectiousdisease?1.Infectiousdiseasescanbespreadeasily.2.Theymaydogreatharmtopeople.•AIDS,SARSareinfectiousdiseases3.Infectiousdiseasesaredifficulttocure.Whatdoyouknowaboutcholera?•CholeraiscausedbyabacteriumcalledVariancholera（霍乱弧菌）.Itinfectspeople’sintestines(肠胃),causingdiarrhea（腹泻）,vomitingandlegcramps(腿抽筋).Themostcommoncauseofcholeraispeopleeatfoodordrinkwaterthathasbeenpollutedbythebacteria.Variancholera1.What’sthemainideaofthepassage?A.JohnSnowwasawell-knowndoctorinLondon.B.ThecauseofCholerawaspollutedwater.C.Thesourceofalldrinkingwatershouldbeexamined.D.HowdidJohnSnowcollect,analyzedataandfindthecauseofthediseaseandsolvedit.:Step1:Matchthemainideawitheachparagraph.Para.1Para.2Para.3Para.4Para.5Para.6Para.71.JohnSnowcollectedinformationtotestthetwotheories.2.JohnSnowsuggestedhowtopreventcholerafromhappeningagain.3.JohnSnowwasafamousdoctorinLondonandhewaskindenoughtohelptheordinarypeoplewithcholera.4.JohnSnowwassureenoughthatpollutedwatercarriedthediseaseofcholera.5.JohnSnowwasinterestedintwotheoriesaboutcholera.6.Thereasonforcholerawasthatthesourceofthewater（水源）waspolluted.7.Themapshowedthatthepollutedwatermightbethereasonforcholera.Step2:Readthepassageandnumbertheseeventsintheorderthattheyhappened.(P3,E1)_____JohnSnowbegantotesttwotheories._____AnoutbreakofcholerahitLondonin1854._____JohnSnowmarkedthedeathsonamap._____Heannouncedthatthewatercarriedthedisease._____JohnSnowinvestigatedtwostreetswheretheoutbreakwasverysevere._____KingCholerawasdefeated._____Hefoundthatmostofthedeathswerenearawaterpump._____Hehadthehandleremovedfromthewaterpump.21473856JohnSnowDefeats“KingCholera”Readthefirstparagraphcarefully,thenanswerthesequestions.1.Whatwasthemostdeadlydiseasein19thcentury?Why?2.Whencouldthecholerabecontrolled?Thecholera,becauseneitheritscause,noritscurewasunderstood.JohnSnowknewitwouldneverbecontrolleduntilitscausewasfound.Task2:Whatwerethetwotheoriesexplaininghowcholerakilledpeople?Thefirstsuggestedthatcholeramultipliedintheair.Acloudofdangerousgasfloatedarounduntilitfounditsvictims.Thesecondsuggestedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.Fromthestomachthediseasequicklyattackedthebodyandsoontheaffectedpersondied.Task3:Readthethirdparagraphthentellthesesentencesaretrueorfalse.1.WhenanotheroutbreakhitLondonin1854,Johnsnowwasreadytobeginhisenquiry.2.Hefoundthatintwotallbuildingsthecholeraoutbreakwassosev