人教版高中英语必修五 Unit 1 Great scientists PPT课件.ppt

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1、Unit1Greatscientists(1stperiod)Whatgreatinventionsdoyouknow?solarenergyBrainstorm:somegreatpeopleandtheirachievementIsaacNewtonStevenHawkingAlbertEinsteinJaneGoodallSoongChinglingLinQiaozhiWarmingupWorkoutthequizingroupsoffour:Whichscientistdiscoveredthatobjectsinwa

2、terareliftedupbyaforcethathelpsthemfloat?ArchimedesTheforceofthewaterpushingtheobjectupisthesameastheweightofit.2.Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?CharlesDarwinTheOriginofSpecies-----humansdevelopedfromapes3.Whoinventedthefi

3、rststeamengine?ThomasNewcomenThomasSaverybuiltthefirststeampumpin1698.ThomasNewcomendevelopedthefirststeampumpintoasteamenginein1712.JamesWattimprovedthesteamengineandturneditintothefirststeamengineusedontherailwaysin1770s.4.Whousedpeastoshowhowphysicalcharacteristi

4、csarepassedformparentstotheirchildren?GregorMendel-----developedlawsofinheritance5.Whodiscoveredradium?RadioactivityMadameCurie-----discoveredradiumandpoloniumstartedtheworkonradioactivitythefirstwomantoreceiveaNobelPrizePo钋镭Ra6.Whoinventedthewayofgivingelectricityt

5、oeverybodyinlargecities?ThomasEdison“Geniusisonepercentinspirationand99percentperspiration.”Agreatinventorofover1000inventions(electriclightbulb,phonograph,etc);In1882hedesignedasystemforprovidingNewYorkwithelectricity.7.Whowasthepainterthatstudieddeadbodiestoimprov

6、ehispaintingofpeople?LeonardodaVinci8.Whoinventedalamptokeepminersafeunderground?SirHumphreyDavyasafetylampforminers9.Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?ZhangHengthefirstseismographtoindicatethedirectionofanearthquake10.Whoputforwar

7、datheoryaboutblackholes?StephenHawkingBlackholesdonotonlyabsorbeverythingaroundthembutalsospitoutmatterfromtimetotime.Pre-reading1.Canyoulistsomeinfectiousdiseases?infectiousdiseasessarshepatitisbirdfluaidsredeyeflucholeraWhataretheirsimilarities?Thesimilaritiesbetw

8、eentheseinfectiousdiseases:haveunknowncausesspreadveryquicklysevereneedpublichealthcareWhatdoyouknowaboutcholera?1830s-1840sEnglandCholera