高一英语课件：Module5 Reading（外研必修1）.ppt

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1、Module5ALessoninaLabASimpleScientificExperiment★Toknowsomemetalsandtheirreactionswithsomesubstances★Tolearnhowtodoanexperiment★Tobeabletoretellthemainpointsinthetext★TobuilduptheloveforscienceGoals1.TheDifferentUsesofMetals2.TheReactionofMetals3.TheReactionofMetalswithOx

2、ygenChoosethebesttitleforPassageA.ScanningReadPassageAagainandanswerthequestionsWhichmetalsreactthemostwithoxygenandwater?Whathappenswhenyouheatcalciuminoxygen?Whichmetalsreactwithsteam?4.Doesironhaveasloworfastreactionwithsteam?5.Doescopperreactwithwater?Potassium,sodiu

3、mandcalsium.Itburnstoformanoxide.Magnesium,aluminium,andzinc.Slow.No,itdoesn’t.DoyouthinkitisscientifictomakeGoujianSwordbyusingcopperAfterlearningPassageAWhatcanwelearnfromPassageA?Itisveryimportanttoknow_____________________________.Itisveryusefulinourdailylife.Harvest

4、metalscanreactwithdifferentsubstanceshowaimresultconclusionmethodapparatusHowmanystagesarethereinascientificexperimentreportFastreadingPassageBIronindryairIroninair-freewaterIroninordinarywaterUseofcottonwool______________Useofoil________________________Whyitrusts_______

5、_______→cottonwool②nails→___→→→→→______________ordinarywaterrustynailsoilwaterKeepthenailsdryKeepairoutofthewaterAirinthewater①④③⑤⑥⑧⑦nailsConclusionIronrustsin____________.Irondoesn’trustin_____and___________ordinarywaterdryairair-freewater.①②①②③④⑤⑥half-fill…with..boil…p

6、ut…in…add…to…leave…resultObservethefollowingexperimentcarefullyandthenwritedownanexperimentreportTaskAimApparatusMethodResultConclusiontofindoutifpotassiumreactswithcoldwater.acontainer,coldwater,potassium,filterpaper（滤纸),apairoftweezers(镊子）(1)Half-fillthecontainerwithco

7、ldwater.(2)Takeapieceofpotassiumoutoftheoil.(3)Drythepotasiumwiththepaper.(4)Putthepotassiumintothewater.Thepotassiumburns.Potassiumreactswithcoldwater.AnExperimenntReportSumupHowcanyoudoascientificexperimentsuccessfully?First,weneedtohavean_____andprepare_________forthe

8、experimentbeforewedotheexperiment.Second,wemustusecorrect________todotheexperimentandwatchcarefully.The