2023学年完整公开课版高中英语1Module5ALessoninaLabAlessoninalab

KnowledgeGoalsBeabletolearnsomewordsaboutmetals,knowtheycanreactwithdifferentsubstences,andlearnsomeknowledgeaboutexperiments

SkillGoalsBeabletodescribeasimpleexperimentinEnglish.EmotionGoalsBeabletoinspirethemtoexplorescientifictruthandarousetheirpatriotismLearningAimsModule5

AlessoninalabReadingandVocabularysodiummagnesiumaluminiumpotassiumcalciumironcopperzincPeriodictableofelementsmetalPotassium[pəˈtæsiəm]

p1钾p2Sodium[ˈsəʊdiəm]

钠Calcium

[ˈkælsiəm]

钙Magnesium

[mægˈni:ziəm]镁Aluminium[ˌæləˈmɪniəm]

铝Zinc[zɪŋk]锌Iron[ˈaɪən]

铁NailCopper[ˈkɒpə(r)]铜Afterlearningaboutsomemetals,itistimeforustodoanexperiment.passageB

nailsareindifferentsituationsSimilarity:nails,testtubeDifference:Idon'tknowhowtowriteachemicalexperimentreport

thestagesofscientificexperiment化学的阶段，时期aimmethodresultconclusionapparatusTask:PutthestagesinthecorrectorderGuessgameWhatistheaimoftheexperiment?aimTofindoutifironrusts(a)indryair(b)inwaterthathasnoairinit(air-freewater)(c)inordinarywaterThreecleanironnailsTesttubesTesttubeholderCottonwoolOilBunsenburnerapparatus/equipmentDiscussexperimentalproceduresmethod步骤IronindryairMethod1.Putsome____________atthebottomof__________2.Pushsome___________down_________3._____thetubefor________cottonwoolatesttubeironnailsthetubeLeaveoneweekIronindryairIronindryairIroninair-freewaterIroninordinarywaterStageA(Startingexperiment)StageB(1weeklater)StageC(Result)Irondoesnotrust

cottonwoolnailsconclusionIrondoesnotrustindryairIroninair-freewaterMethod1._________atesttubewith_______2.___________forthreeminutes3.___twoorthree________inthewater4.Add________tothewater5.Leave_______for_______Half-fillwaterBoilthewaterPutcleannailssomeoilthetubeoneweekkeepairoutofthewaterIronindryairIronindryairIroninair-freewaterIroninordinarywaterStageA(Startingexperiment)StageB(1weeklater)StageC(Result)IrondoesnotrustwaterconclusionIrondoesnotrust

inair-freewaterIroninordinarywaterMethod1.Half-fillatesttubewith____and____twoorthreecleannails2.Leavethetubefor_______wateraddoneweekIronindryairIronindryairIroninair-freewaterIroninordinarywaterStageA(Startingexperiment)StageB(1weeklater)StageC(Result)Ironrusts

water

water

conclusionIronrusts

inordinarywaterConclusionIronrustsneither

indryairnorinair-freewater,butinordinarywater.

aimmethodresultconclusionapparatus

AfterlearningpassageAandB,weknowthatmetalscanreactwithdifferentsubstancesandweshouldknowthecorrectordertodescribeascientificexperiment.sadpainfuldangerousshockterriblewhatshouldwedotomakesureoursafetyDiscussPossibleanswers:DressCode:wearthelabcoat,goggles,gloves,longtrousers,andclosedshoesFollowtheexperimentalproceduresHandleitgentlyaccordingtotherequirementswhenusingtheglassinstrument,,soasnottodamageitandcauseinjuryDonottasteofanymedicineDonottouchthemedicinebyhandReadthelabrulescarefullyandfollowtherulesstrictlyPutthemedicineorotherthingsbackinplaceaftertheclassendingeveryday.

DonottakethemoutofthelabDoingexperimentissodangerous

Doesitmeanthatweshouldnotdoit?No!Becausepract