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Unit1GreatScientistsDoyouknow?•Whodiscoveredthatobjectsinwaterareliftedupbyaforcethathelpsthemfloat?•Whowroteabookexplaininghowanimalsandplantsdevelopedastheenvironmentchanged?ArchimedesCharlesDarwin•Whoinventedthefirststeamengine?ThomasNewcomen•Whousedpeastoshowhowphysicalcharacteristicsarepassedfromparentstotheirchildren?GregorMendel门德尔•Whodiscoveredradium?•Whoinventedthewayofgivingelectricitytoeverybodyinlargecities?•Whowasthepainterthatstudieddeadbodiestoimprovehispaintingofpeople?MarieCurieThomasEdisonLeonardodaVinci•Whoinventedalamptokeepminersafeunderground?•Whoinventedtheearliestinstrumenttotellpeoplewhereearthquakeshappened?•Whoputforwardatheoryaboutblackholes?SirHumphreyDavyZhangHengStephenHawkingDoyouknowhowtoproveanewideainscientificresearch?Pre-readingDrawaconclusion:(得出结论)Thinkofamethod:(找出研究方法)Collectresults:(收集材料)Makeupaquestion:(形成研究主题)Findaproblem:(发现问题)Analyseresults:(分析材料)Findsupportingevidence:(必要时重新找论据)Whatorderwouldyouputthesevenin?FindaproblemMakeupaquestionThinkofamethodCollectresultsAnalysetheresultsFindsupportingevidenceDrawaconclusionDoyouknowwhatischolera?Itisakindofinfectiousdiseaseanditcausedalotofdeathsintheoldtimes.Whatimpressedyoumostin2003?Neitheritscause,noritscurewasunderstood.SARSinfectiousNameofillnesscholera(霍乱)Symptom(症状)severevomit(呕吐)anddiarrhea(腹泻)AftereffectDiequicklyfromalossofliquidBackgroundknowledgeReading•JohnSnowbegantotesttwotheories.•AnoutbreakofcholerahitLondonin1854.•JohnSnowmarkedthedeathsonamap.•Heannouncedthatthewatercarriedthevirus.•JohnSnowinvestigatedtwostreetswheretheoutbreakwasverysevere.•KingCholerawasdefeated.•Hefoundthatmostofthedeathswerenearawaterpump.•Hehadthehandleremovedfromthewaterpump.SkimmingGiveacorrectorder.(Ex.1onP3)12345678FindaproblemMakeupaquestionThinkofamethodCollectresultsAnalyzetheresultsFindsupportingevidenceDrawaconclusionPara1:IntroductiontoJohnSnowandCholeraPara2:TwotheoriesFindaproblem:Makeupaquestion:Whatcausescholera?Whichisright?Para3-4:Hewasreadytobeginhisenquiryandfindouttheevidence.Hemarkedthedeathonthemapandstudieditandmadesomediscoveries.byenquiryandusingamapThinkofamethod:Collecttheresults:MarkthedeathReasonfordeathandnodeathAnalyzetheresults:Para5-6:Helookedintothesourceofthewaterandfindmoreevidencetoprovethatpollutedwatercarriedthevirus.Findmoreevidence:twootherdeathsDrawaconclusion:pollutedwatercarriedthevirusfillinthisform:Steps:What/How?1.Findaproblem2.Makeupaquestion3.Thinkofamethod4.collectresults5.Analyseresults6.Findsupportingevidence7.Makeaconclusionwhatcausescholera?whichtheoryiscorrect?usingamapmarkthedeathsonthemapfindoutthereasonsfordeathspollutedwatercarriedthediseasefindtwootherdeathstomakesuretheconclusionPara7:Topreventthecholerafromspreadingagain,whatdidJohnSnowdo?Examinethesourceofallwatersupplies;notexposepeopletothepollutedwater.SummarizingJohnSnowwantedtofindtheofcholeratohelpordinarypeopleit.He_________thatpeoplethediseaseintheirbodieswiththeirmealsbutheneededevidence.Sowhenanother________hitLondonin1854,he________informationofthedeadinasmallareaandfounditseemedthatthewaterwas__________.Thenhe__________thesourceofwaterthere.Afterfindingsupporting_________fromtwootherdeaths,JohnSnow_________that________watercarriedthevirus.Heshowedthatcholeracouldbe_________ifpeopledrankcleanwater.exposedtosuspectedoutbreakgatheredlookedintoevidenceannouncedpolluteddefeatedcauseabsorbedtoblameDoyouknow?•发明蒸汽机的并不是瓦特，他是改进纽可门的蒸气机并发明出双动作，使世界进入“蒸气时代”的，使他成为第一次工业革命中的名气最大的发明家。•英国化学家、诗人汉弗莱·戴维发明了矿用安全灯（1816），这种灯一直到今天仍叫戴维灯，曾挽救了成千上万名矿工的生命。FinishEX2inComprehendingonpage3.