Unit 3 The world of Science Developing ideas 课件 【高效课堂精研】高一下学期英语外研版（2019）必修第三册

TheworldofscienceYoyoB3U3Lead-in:Whatcanyougetgromthevideo?1Guesswhoheis.1HeisoneoftheFoundingFathersoftheUSA.

HehelpeddrafttheDeclarationof

Independence.Hewasa

printerandpublisher,successfuldiplomat[ˈdɪpləˌmæt]外交官,creativescientistandinventor.Heisonthe$100Bill.HehelpedAmericabecomeanewcountry.

Heflewakiteduringastormtoproveelectricityoflightning.BanjaminFranklin

Pre-reading:questionmark2隐含的明显的Toencouragereaderstoquestionthisexperiment.ReadingTip:Werecognizethepurposebyreadingthetitle,firstparagraphandlastparagraph.Pre-reading:Whatisthefunctionofthequestionmark?2While-reading:Readandmatchthemainideas.Paragraph1

A.Questioningacceptedideas.Paragraph2B.

Benefitsofthestoriesaboutexploringscience.Paragraph3C.BenjaminFranklin’sfamousexperiment.Paragraph4D.Conclusionofthetext.Paragraph5E.Introductionofthetext.Paragraph6F.Noteverythingabouttheexperimentistrue.3Readforexperiment’sdetails.Para.2ExperimentreportPurposeMaterialsProcedure1._____astringtoakite2._____akeytothestring3._____thekiteduringtherainstorm4._____thekeywiththefingerResult4ReadandfindoutwhatFranklin’sexperimentaimedtoprove.

Toknowiflightningwasreallyproducedbyelectricityorsomethingelse4Readforexperiment’sdetails.Para.2ExperimentreportPurposeToknowiflightningwasreallyproducedbyelectricityorsomethingelseMaterialsProcedure1._____astringtoakite2._____astringtoakite3._____thekiteduringtherainstorm4._____thekeywiththefingerResult4Whatmakesthisexperimentnotscientific?Humanscan’ttouchlightning.Franklintouchedthekey.Franklincouldn’thavetouchedthekey.＋=WhatthetextsaysWhatweknowAninference?lightningflash:300millionVoltshousehold:120VoltsMaterialsakiteastringakeyResultHegotanelectricshock.ConclusionLightningwasaformofelectricity.2._____ametalkeytoastring4._____thekeywiththefinger3._____thekiteduringtherainstormAttachRaiseTouch1._____astringtoakiteTieMaterialsakiteastringakey2._____ametalkeytoastring4._____thekeywiththefinger3._____thekiteduringtherainstorm1._____astringtoakiteResultHegotanelectricshock.ConclusionLightningwasaformofelectricity.Howmuchistrue?Whatwerepeople’sattitudes?TieAttachRaiseTouch

Not100%trueWhile-reading:Readandmatchthemainideas.Paragraph1Introductionofthetext.

Paragraph2BenjaminFranklin’sfamousexperiment.

Paragraph3Benefitsofthestoriesaboutexploringscience.Paragraph4Questioningacceptedideas.

Paragraph5Noteverythingabouttheexperimentistrue.Paragraph6Conclusionofthetext.3howpeople’sattitudeschange?()Franklin’sspiritofscientificexplorationisstillconsideredaninspiration.()PeopleareamazedatandinspiredbyFranklin’sexperiment.()ScientistsquestionwhatreallyhappenedinFranklin’sexperiment.312Numberthestatementstoshowhowpeople’sattitudes.5While-reading:

Whydoscientistsquestiontheacceptedidea?

Scientistsoftenquestionacceptedideasbecausetheywanttoestablishthefacts.SomehaveevenquestionedthestoryabouttheapplethatfellonNewton’sheadandledhimtocomeupwithhistheoryofgravity.Infact,morethanoneaccountsuggeststhatwhileNewtonwascertainlyinspiredbyafallingapple,thereisnoproofthatithitthemonthehead.acceptedideasquestionfactsScientistsquestionacceptedideasto________________________________.establishfacts.

Factandfiction,whichdoyouthinkmatters?Why?Whatqualitiesshouldwehave?Fictionisoftenmoreinterestingthanthetruth.Peoplefocusonthespiritofscientificexploration.Thespiritofscientificexploration.CriticalthinkingThespiritofscientificexplorationCriticalthinkingReadandanswer6WhatarethespiritsofscientistsinChina?Theyarepatrioticbecausetheylovetheircountryandservethepeople.Theypursuetruth.Theyarerigorousintheirresearch....7ThinkandShare

Factandfiction,whichdoyouthinkmatters?Why?Whatqualitiesshouldwehave?Fictionisoftenmoreinterestingthanthetruth.Peoplefocusonthespiritofscientificexploration.Thespiritofscientifice