Great scientists 优质课件

Module5Unit1GreatscientistsWarmingupandreadingnewsTheworldwillcometoanendandtheearthwillbedestroyedin200years.HeputforwardatheoryaboutblackholesWhoarethey?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?Archimedes(287-212BC)anancientGreekmathematician&physicist2.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?CharlesDarwin(1808-1882)BritishauthorofTheOriginofSpecies3.Whoinventedthefirststeamengine?ThomasNewcomen(1663-1729)British,inventedasteamengine.JamesWattimproveditandturneditintothefirstmodernsteamengineusedontherailways.4.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?GregorMendel(1822-1884)Czech(捷克人)5.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?LastSupperMonaLisaLeonardodaVinci(1452-1519)Italianartist6.Whoinventedalamptokeepminerssafeunderground?SirHumphryDavy(1778-1829)BritishMiniature(小型的)Miner'sSafetyLampBrainstormingmadeagreatcontributionmadegreatachievementssucceededintheirscientificcareerovercamemanydifficultiesWhoisJohnSnow?afamousdoctorinLondon.attendedherasherpersonalphysician.Whatistheproblem?Thecholerawasthemostdeadlydiseaseofitsday.Neitheritscause,noritscurewasunderstood.Whatcausedcholera?DetailsWhatarethetwotheories?Choleramultipliedintheairwithoutreason.Acloudofdangerousgaswouldfloatarounduntilitfounditsvictims.Peopleabsorbeditwiththeirmeals.AmapofBroadStreetWhatmethoddidheuse?Manydeathshappenedhere.Nodeathhappenedhere.Thewaterfromthepumpwastoblame.Publichouseanalyzetheresults:Whathappenedtothepumpwater?ThewaterwasfromtheriverwhichhadbeenpollutedbythedirtywaterfromLondon.Findsupportingevidence:Whatextraevidencedidhefind?Awomanandherdaughterwholivedfarawaybutdrankthewateralsodied.drawaconclusionwithcertaintyThepollutedwatercarriedthedisease.Readthepassageagainandfillintheblanks:JohnSnowwasawell-known_______inLondoninthe_____century.Hewantedtofindthe______ofcholerainorderto______it.In1854whenacholera______out,hebegantogatherinformation.He_______onamapwhereallthedeadpeoplehadlivedandhefoundthatmanypeoplewhohaddrunkthedirtywaterfromthe______died.Sohedecidedthatthepollutedwatercarriedcholera.Hesuggestedthatthe_______ofallwatersuppliesbe_________andthewatercompanieswere__________notto______people___pollutedwateranymore.Finally“KingCholera”was_______.doctor19thcausedefeatbrokemarkedpumpsourceexaminedinstructedexposetodefeatedWhatshouldwepayattentiontoinourdailylifeinordernottogetinfectedwithdiseases?HealthefoodleftovernightCookrawfoodthoroughlyWashhandsoftenKeepawayfromflieschoosefreshseafoodKeepthekitchencleanDisposerubbishproperly.DrinkboiledwaterDiscussion