Unit3TheworldofscienceDevelopingideas課件高一英語

Franklin’sExperiment:

HowMuchIsTrue?B3U3DevelopingIdeasBytheendofthislesson,studentswillbeableto:1.Understandingthemainideaandkeyinformationofthetext;2.Knowthestylisticfeaturesofanessayandpractisetowriteanessay;3.Cultivateaspiritofscientificexploration.LearningobjectivesBenjaminFranklin(1706–1790)wasoneoftheFoundingFathersoftheUnitedStatesandhelpeddrafttheDeclarationofIndependence.Apartfrombeingasuccessfulstatesman,hewasalsowellknownasaleadingAmericanauthor,printerandpublisher,successfuldiplomat,creativescientistandinventor.Whatdoyouknowabouthim?Lead-inWhatisFranklin’sexperimentabout?DoyouthinkFranklin’sexperimentistrueornot?Pre-readingFRANKLIN’S

EXPERIMENT:HowMuchIsTrue?SkimmingReadthepassageandtrytofindout:themainideaofeachparagraph.thestructureofthepassage.thegenreofthepassage.ReadingTip:payattentiontothefirstorlastsentencesofeachparagraphFRANKLIN’S

EXPERIMENT:HowMuchIsTrue?Readformainidea.Para.1Para.2Para.3Para.4Para.5Para.6A.TheeffectoftheexperimentB.IntroductionC.ConclusionD.DoubtaboutFranklin’sexperimentE.HowtheexperimentiscarriedoutF.DoubtaboutotheracceptedideasSkimmingIntroductionConclusionMainbodyEssayBenjaminFranklin’sfamousexperimentwithlightninghasintroducedgenerationsofchildrentoscience.However,newresearchsuggeststhatthestorymaybefictioninsteadoffact.Scanning1HoweverAccordingtopart1,Franklin’sexperimentistrueornot?why?FRANKLIN’S

EXPERIMENTAimIflightningwasreallyproducedbyelectricity.Materialakite,astring,ametalkeyProcedures1.Raisedthekitewith

attachedtothestring.2.Aflashoflightninghitthekite3.Electricitywas

throughthestringtothekey.4.Franklintouchedthekey

.5.Franklin

gotan

.ConclusionLightningwasaformofelectricity.

ametalkey

conductedwithhisfingerelectricshockDidFranklinreallytouchthekey?ReadPara.2andfillintheexperimentform.Scanning1.Whatarethepeople’sattitudestowardsthisexperiment?2.Whatistheinfluenceoftheexperiment?3.WhatmaybetrueanduntrueinFranklin’sexperiment?Why?4.Whydoscientistsoftenquestionacceptedideas?ScanningReadPart2andanswerthequestions.It’sthescientistspiritthatinspirespeoplemost.1.Accordingtopara6,whatinspirespeoplemost?2.Howdoyouunderstandthelastsentenceinpara.6?6Admittedly,fictionisoftenmoreinterestingthanthetruth.PeoplehavebeenmoreinspiredbyFranklin’sspiritofscientificexplorationthanbythefactsthemselves.Butinsciencefactsshouldbeprovedbyexperimentsandresearch,andweshouldnotalwaysbelieveeverythingwereadorhear-evenifitisagreatstory.Seeingisbelieving.ScanningPost-reading1.What’sthepurposeofthepassage?A．TellusFranklin’sfamousexperiment

.B．Tellusastoryofagreatscientist.C．Tellusthatweshouldn’talwaysbelieeverythingwe readorhear.D．Telluslightningisreallyproducedbyelectricity.Post-reading2.Inthispassage,whatdidFranklin’sexperimentbringtoschoolchildren?para1：Theexperimenthasintroducedgenerationsofchildrentoscience.para3：Morethanonegenerationofschoolchildrenhasbeenamazedbyhisbraveryandhisscientificapproachtolookingforthetruth.para5：PeoplehavebeeninspiredbyFranklin’sspiritofscientificexploration.Discussion1.Whatisscientificspirit?2.Whatqualitiesdoyouthinkagreatscientistshouldhave?3.Inwhatwaysdoscientistscontributetosociety?bravery,imagination,criticalthinking,creativity,hardwork,confidence,perseverance,devotionimaginative,devoted,curious,persistent,objective,observantadvancingknowledge,technologicaladvancements,healthcareandmedicine,environmentalconservation