2023学年完整公开课版B5UReading

Module5Unit1GreatScientistsTHEYCREATEOURCOLORFULANDCOMFORTABLELIFE.GreatScientistsmakegreatcontributions

makeeveryeffortmakeadifferenceSTAGESINSCIENTIFICRESEARCH

DrawaconclusionCollectresultsMakeaquestionFindaproblemAnalysetheresultsRepeatifnecessaryFindsupportingevidenceThinkofamethodRigorous(严谨的)scientificresearchstagesareessentialtoproveanewidea.How?PredictthecontentfromthetitleJohnSnowdefeats“Kingcholera”Who?What?ScientificresearchstagesPara1:Whatcausescholera?Findaproblem:JohnSnowfamous/well-known

expert/professionaldeadly“Kingcholera”Battlevskind-heartedconsiderateincurableinfectious(传染性的)terriblechallengeface/solveAdjectives(形容词)Adjectives

Para2:Makeaquestion:Whichtheoryiscorrect?______theoriesThefirstThesecond?Asascientist,itisimportanttokeepcurious,critical(批判性的)andsensible(有判断力的).TwoItsuggestedthatcholeramultipliedintheair.Itsuggestedthatpeopleabsorbedthisdiseaseintotheirbodieswiththeirmeals.JohnSnowsuspectedthatthesecondtheorywascorrectbutheneededevidence.SowhenanotheroutbreakhitLondonin1854,hewasreadytobeginhisenquiry.Asthediseasespreadquicklythroughpoorneighbourhoods,hebegantogatherinformation.Intwoparticularstreets,thecholeraoutbreakwassoseverethatmorethan500peoplediedintendays.Hewasdeterminedtofindoutwhy.Para3:suspectedthesecondtheoryThinkofamethod:CollectdataonthediseaseneededevidencebeginhisenquirygatherinformationIntwoparticularstreetswherethevictimslived500peoplethenumberofthedeadvictimswascorrectwasdeterminedtoThereweremanydeathshere.Therewasnodeathhere.Conclusion:

Itseemedthatthewater

wastoblame.?Peopleworkingherehadn'tdrunkthewaterfromthepump.Para4:Collectresults:MarkinformationonamapWheredidmanydeathshappenandwheredidnodeathhappen?Para5:Analyseresults:AnalysethesourceofthewaterQ1:Wheredidthewatercomefrom?ItcamefromtheriverpollutedbythedirtywaterfromLondon.Q2:WhatmeasuresdidJohnSnowtakeandwhatabouttheresult?Removethehandlefromthepump.Thediseasesloweddown.Cholerawasspreadbygermsandnotinacloudofgas.Para6:Findsupportingevidence:Findotherevidence

Q:Whatisthesupportingevidence?Toproveanewideaorsuspicion,enoughsupportingevidenceisstronglyrequired.TwootherdeathsinanotherpartofLondonthatwerelinkedtotheBroadStreetoutbreak.Thorough(缜密的)observationandanalysisarenecessary.Q1:WhatconclusiondidJohnSnowdrawwiththeextraevidence?Para6&7:Drawaconclusion:Thecauseofcholeraandsuggestions

Pollutedwatercarriedthegerms.Q2:WhatdidJohnSnowsuggestafterthat?Thesourceofallthewatersuppliesbeexamined.ThewatercompanieswereinstructednottoexposepeopletopollutedwaterthecauseofcholerawithcertaintyJohnSnowFinally“KingCholera”wasdefeated.JohnSnowsucceeded.“Kingcholera”Para7:ThefinalresultBattleWhatmadeJohnSnowsuccessfulandgreat?Rigorous(严谨的)scientificresearchstagesThorough(缜密的)observationandanalysisConsiderateandcourageous(勇敢的)qualitiesPersistent(坚持不懈的)scientificspiritEquipyourselfwithvaluablescientificquestions,persistentscientificspiritandeffectivemethods,andsomedayyouwillmakeit!Discussion:Whatmakesthepassagelogical?

StructureWritingstylescientificresearchstagesscientificreportHomew