英语：module5 reading课件(外研版必修1).ppt

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1、Module5AlessoninalabIntroductionIntroductionChoosethecorrectanswerstothequizinPart1.Thenlistenandcheckyouranswers.Answers:Waterexistsasasolid,aliquidandagas.Whenyouheatametal,itexpands.Steelisamixtureofironandothersubstances.Two-thirdsoftheearth’ssurfaceisw

2、ater.Thedistanceofthesunfromtheearthis150,500,500kilometres.Theearthis4.6billionyearsold.Theearthisforty-ninetimeslargerthanthemoon.Putthewordsinpairsorgroups.contractairearthgasliquidoxygenmoonsolidmoonsolidexpandsun1234air–gas-oxygencontract-expandearth–s

3、un-moongas–liquid-solidPutwordsintherightplace.electricityironmetalsteelairglassnaturalman-madebothelectricityironairsomemetalssteelglasssomemetalselectricitysomemetals(alloyforexample)Lookatthepicturescollectedbyourclassmates.Doyouknowthenameoftheseequipme

4、nt？testtubetongsbalancecruciblebeaker&glassrodBunsenburnerSinceyouareinterestedindoingscientificexperiments,nowlet’sgettoknowsomevocabularyandknowledgerelatedtoscienceandexperiment.Potassium（钾）Sodium(钠)Calcium(钙)Magnesium(镁)Aluminium（铝）Zinc（锌）Iron（铁）Copper（

5、铜）Readthepassageasquicklyasyoucanandchoosethebesttitleforit.TheDifferentUsesofMetalsTheReactionofMetalsTheReactionofMetalswithOxygenReadingPassageAReadthepassageagainandanswerthefollowingquestions:1.Whichofthemetalsinthetablereactsthemostwithoxygenandwater?

6、potassium,calciumandsodium2.Whathappenswhenyouheatcalciuminoxygen?Itbeginstoformanoxide.3.Whichmetalsreactwithsteam?Magnesium,aluminiumandzinc4.Doesironhaveasloworfastreactionwithsteam?Ithasaslowreaction.5.Doescopperreactwithwater?No,itdoesn’t.conclusion,me

7、thod,result,aim,apparatusAnExperimentReport1.__________:2.__________:3.__________:(1)(2)(3)4.__________:5.__________:AimApparatusMethodResultConclusionPutthesewordsinthecorrectorder.1.Readthepassagecarefullyandfillthechartonpage45.2.Readthepassageagainandco

8、mpletethesentencesonpage46.PassageBcottonwoolnailswaterwaterwaterThenailshaven’trustedThenailsdonotrust.Thenailsrust.PassageB:ASimpleScientificExperiment1.Inthefirstpartoftheexperiment,the__isdry,notwe