Module5A_lesson_in_a_lab

AlessoninalabModule5LearningAims1)Learnsomenewwordsandphrasesaboutscience2）learnsomeknowledgeaboutscience3）Toimprovess’readingskill4)Learntowriteasciencereport1.Whatcanyouseeinthepicture?2.Whatotherwordscanyouthinkofwhenyoulookatthepicture?•science-scientificexperimentapparatusequipmentBunsenburnertesttubetubeholdertongsbalancecruciblebeaker烧杯&glassrod玻棒Watch&saymetal:potassium钾burnreactwithcoldwaterform(newsubstance)GW:Matchnamesofmetalstopicturespotassiumsodiumcalciummagnesiumaluminiumzincironcopper1.Fast-readingQs:1.Whatshouldweknowwhenweusemetals?Itisimportanttoknowhowtheyreactwithdifferentsubstances.PassagesA2.Hereisatablewiththemetalsthatreactmostatthetop,andreactleastatthebottom.MetalHeatedinoxygenReactionwithwaterandsteampotassiumBurnstoformanoxideReactingwithcoldwatersodiumcalciummagnesiumReactingwithsteamaluminiumzincironReactsslowlyPartialreactioncopperPartialreactionNoreacton3.Practice：Askandanswerinpairs1.Whichmetalreactsthemostwithoxygenandwater?2.Whathappenswhenyouheatcalciuminoxygen?3.Whichmetalsreactwithsteam?4.Doesironhaveasloworfastreactionwithsteam?5.Doescopperreactwithwater?Potassium.Itburnstoformanoxide.Magnesium,aluminium,zincSlow.No,itdoesn’t.1.Forwhatpurposedoestheauthorshowthetable(within10words)2.WhichsentenceinPassageAcanbereplacedbythefollowingone?Usingmetals,weshouldknowhowthemetalschangewhenthey’remixedwithothersubstances.3.TranslatethefollowingsentenceintoChineseHereisatablewithmetalsthatreactmostatthetop,andthemetalsthatreactleastatthebottom4.Choosethebesttitleforthepassage.ATheDifferentUsesofMetalsBTheReactionofMetalsCTheReactionofMetalswithOxygen4.体验高考AnswerthequestionsaccordingtothePassagesA1.Forwhatpurposedoestheauthorshowthetable(within10words)Toshowhowdifferentmetalsreactwithdifferentsubstances.2.WhichsentenceinPassageAcanbereplacedbythefollowingone?Usingmetals,weshouldknowhowthemetalschangewhenthey’remixedwithothersubstances.Whenweusemetals,itisimportanttoknowhowtheyreactwithdifferentsubstances.Hereisatablewithmetalsthatreactmostatthetop,andthemetalsthatreactleastatthebottom.这里有一个表格,反应强的金属在上面,反应弱的在下面。3.TranslatethefollowingsentenceintoChinese.4.Choosethebesttitleforthepassage.1.TheDifferentUsesofMetals2.TheReactionofMetals3.TheReactionofMetalswithOxygenPutthesewordsinthecorrectordertodescribethestagesofascientificexperimentConclusionaimresultmethodaimMethodResultconclusionconclusion,method,result,aim,apparatusAnExperimentReport1.__________:2.__________:3.__________:(1)(2)(3)4.__________:5.__________:AimApparatusMethodResultConclusionPassageBTask:WriteanexperimentreportCanweputironnailsinwetair?rust1.ScanningRightorwrong.1.Ironrustseasilyindryair.2.Tomakesurethere’snoairinthewater,youhavetoboilthewaterfor3minutes.3.Wedon’tknowwhetherironrustsinordinarywater.FTF2.Detailed-reading1.FillintheformonP45.2.Jigsawreading&Fill&ActAimApparatusMethodResultConclusionTofindoutif...Ironnails,testtubes,oil,tubeholders,cottonwool,Bunsenburner(3)half-fill...with,add,leave...forAfteraweek,rust(not)rustin(1)put...atthebottomof;push...downleave...for(2)half-fill...with...,boil,put,add...to,keep...outof,leave...for3.Jigsaw（线索）reading&Fill&say4.CompletethesentencesusingwhatwelearntInthefirstpartoftheexperiment,the____isdry.Itshowsthatiron___________indryair.Inthesecondpart,youmust_____thewaterto_____________thatthereisnoairinit.______someoiltothewatercan______theairoutofit.Itshowsthat_____don’trustin____________water.Inthethirdpart,_______thetubewithwater.Itshowsthattheyrustin_________water.airdoesn’trustboilmakesureAddingkeepnailsair-freehalf-fillordinary5.DiscussionDoyoulikedoingscientificexperiments?Whatshouldyoupayattentionto（注意）whenyouarecarryingoutanexperiment（做实验）inalab?6Languagepoints1.reactwithsth.化学反应tosth.反应eg.Anacidcanreactwithabasetoformasalt.Howdidyourmotherreacttothenews?2.putsth.inorder按顺序排列inorderof…按…的顺序排列inordertodosth.为了做某事3.atthetopof…atthebottomof…3.makesureofsth.thatclauseeg.Imadesureofhisarrival.You’dbettermakesurewhenandwherethemeetingwillbeheld.4.add…to…把…加入…addto增加addup加起来addupto总计是5.think短语小结:thinkaboutthinkoverthinkof…as…thinkoutthinkhighly/muchofthinklightly/littleof考虑仔细考虑把……看作……想出来,想清楚看重轻视____andyou’llhaveagoodidea.A.thinkitoverB.thinkoveritC.thinkingofitD.ifyouthinkaboutit6.leave1.他把衣服忘在操场上了。Helefthisclothesontheplayground.2.Wholeftthedoor___________(开/关)?Wholeftthelights_____(亮着)?open/closedon3.Leavethegirlwheresheis.4.Justleavetheengine_______(run).runningHomework:writeasimpleexperimentreportaboutpotassiumreactswithcoldwaterAimApparatusMethodResultConclusiontofindoutifpotassiumreactswithcoldwater.abreaker,coldwater,aspoon,potassium(1)Half-fillthecontainerwithcoldwater.(2)Putaspoonfulofpotassiumintothewater.Thepotassiumburns.Potassiumreactswithcoldwater.Thankyouverymuch!Bye-bye