必修五5-unit1-Great-Scientists-reading-精品课件-公开课课件.ppt

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1、GreatscientistsUnit1WarmingupWhatdoyouknowaboutgreatscientists?Trythisquizandfindoutwhoknowsthemost?Areyouready?Let’sgo!1.Whichscientistdiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?ArchimedesIt’s…GivemeaplacetostandandIwillmovetheworld!2.Whowroteabookexplaininghowanimalsand

2、plantsdevelopedastheenvironmentchanged?CharlesDarwin3.Whoinventedthefirststeamengine?JamesWatt4.Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?GregorMendelradium5.Whodiscoveredradium?MarieCurieThomasEdisonHeinventedthewayofgivingelectricitytoeverybodyinlargecitie

3、s.7.Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?Leonardodavinci8.Whoinventedalamptokeepminerssafeunderground?SirHumphryDavy9.Heinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened.ZhangHeng10.Whoputforwardatheoryaboutblackholes?Pre-reading:Whatdoyouknowaboutin

4、fectiousdiseases?infectiousdiseasescanspreadeasily,Theymaydoharmtopeople,AIDSandSARSareinfectiousdiseases,theyaredifficulttocure.infectiousdiseases:Theycanbespreadtootherpeople.Theyhaveanunknowncause.Theyaredifficulttocure.Theyneedpublichealthcaretosolvethem.DrawaconclusionThinkofamethodCollect

5、resultsMakeaquestionFindaproblemAnalyseresultsFindsupportingevidencePutthephrasesonpage1incorrectorder.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ThinkofamethodCollectresultsMakeupaquestionFindaproblemAnalysetheresultDrawaconclusionFindsupportingevidenceJohnSnowdefeats“KingCholera”ReadingAbriefintrodu

6、ctionofcholeraBroadStreetItbeginsinthestomachandaseverecasecanleadtodeathwithoutimmediatetreatment.5oodeathsin10daysin1854inLondon.Spreadfromonepersontoanother.SoitisaninfectiousDisease.1.SkimmingWhat’sthemainideaofthepassage?JohnSnowwasawell-knowndoctorinLondon.ThecauseofCholerawaspollutedwate

7、r.Thesourceofalldrinkingwatershouldbeexamined.HowJohnSnowcollected,analyseddataandfoundthecauseofthediseaseandsolvedit.Whatistheproblem?Thecholerawasthemostdeadlydiseaseofitsday.Neitheritscause,noritscurewasunderstood.Paragraph1ma