外研版高中英語必修一module5課件

外研版高中英語必修一module5課件外研版高中英語必修一module5課件Module5

ALessoninalab錢桂香武訓(xùn)高中Module5

ALessoninalab錢桂香IntroductionIntroductionListenandchoose.P411.(a)Waterexistsasasolid,aliquidandagas.(b)Waterexistsasasolidandaliquidonly.2.(a)Whenyouheatametal,itexpands.學(xué)科網(wǎng)(b)Whenyouheatametal,itcontracts.3.(a)Steelisamixtureofironandothersubstances.(b)Steelisamixtureofironandoxygen.4.(a)Two-thirdsoftheearth’ssurfaceiswater.(b)50%oftheearth’ssurfaceiswater.5.(a)Thedistanceofthesunfromtheearthis25.500kms.(b)Thedistanceofthesunfromtheearthis150.500.500kms.6.(a)Theearthis4.6millionyearsold.(b)Theearthis4.6billionyearsold.7.(a)Theearthistwiceaslargeasthemoon.(b)Theearthisforty-ninetimeslargerthanthemoon.Listenandchoose.P411.(a)WaPutthewordsinpairsorgroups.contractairearth gasliquidoxygenmoonsolidexpandsun1234air–gas-oxygencontract-expandearth–sun-moongas–liquid-solidPutthewordsinpairsorgrouPutwordsintherightplace.electricity iron metalsteel air glassnaturalman-madebothelectricityironairsomemetalselectricitysteelglasssomemetalselectricitysomemetalsPutwordsintherightplace.eReadingandVocabularyReadingandVocabularyLookatthepictures.Doyouknowthenamesoftheequipment？testtubetongsbalancecrucibleBunsenburnerLookatthepictures.Doyoupotassium（鉀）Let’sgettoknowsomemetals?學(xué)科網(wǎng)potassiumLet’sgettoknowsomsodium(鈉)calcium(鈣)magnesium(鎂)sodium(鈉)calcium(鈣)magnesium(aluminum（鋁）zinc（鋅）iron（鐵）copper（銅）aluminumzinc（鋅）iron（鐵）copper（Doyouknowhowwecancarryoutanexperimentsuccessfully?DoyouknowhowwecancarryoPutthesewordsinthecorrectordertodescribetheStagesofascientificexperiment.(P44,activity1)aimconclusionresultmethodPutthesewordsinthecorrectPassageAelectricaladj.用電的，與電有關(guān)的electricityn.電equipmentn.設(shè)備，裝備組卷網(wǎng)reactvi.（化學(xué)）反應(yīng)reactionn.反應(yīng)oxiden.氧化物steamn.蒸汽，水氣PassageAelectricaladj.用電的，F(xiàn)astReadingTheDifferentUsesofMetalsTheReactionofMetalsTheReactionofMetalswithOxygenReadPassageAandchoosethebesttitleforit.FastReadingTheDifferentUsReadthepassageagain.Answerthesequestions.Whichmetalsreactsthemostwithoxygenandwater?Whathappenswhenyouheatcalciuminoxygen?Whichmetalsreactswithsteam?Doesironhaveasloworfastreactionwithsteam?Doescopperreactwithwater?Potassium,calciumandsodium.Itburnstoformanoxide.Magnesium,aluminumandzinc.Ithasaslowreaction.No,itdoesn’t.Readthepassageagain.AnswerPassageBWhat’sthedifferencebetweenthepictures?組卷網(wǎng)Pre-reading:PassageBWhat’sthedifferencReadthepassageandcompletethetable.cottonwoolnailsIrondoesnotrust.waterIrondoesnotrust.waterwaterIronrusts.ReadthepassageandcompleteCompletethepassageusingwhatwe’velearntinthislesson.1.Inthefirstpartoftheexperiment,the____isdry.Itshowsthatiron___________indryair.2.Inthesecondpart,youmust_____thewaterto_____________thatthereisnoairinit.________someoiltothewatercan______theairoutofit.Itshowsthat_____don’trustin____________water.3.Inthethirdpart,_______thetubewithwater.Itshowsthattheyrustin_________water.airdoesn’trustboilmakesureAddingkeepnailsair-freehalf-fill