Module5ALessoninaLabReadingPre-taskGW:Whatwordscanyouthinkofwhenyoulookatthepicture?Bunsenburnertesttubetubeholder?science-scientificexperimentapparatusequipmentWatch&Writemetal:potassium钾burn?reactwith(reaction)?form(newsubstance)?GW:apparatuses,conclusion,reacts,experiment,pour,scientific????scientificexperimentThisisa__________________doneinalab.apparatusesFirst,getallthe____________readyonthedesk,acontainer(容器)withsomecoldwaterinit,somepotassium(钾)andaspoon.pourSecondly,________somepotassiumintothewater.Thenastronglightwillbeseen,anditlastsforawhile.conclusionWecanreacha__________thatpotassiumreacts_____withcoldwater.What&WhyTask-cyclePassageAironGW:MatchnamesofmetalstopicturesaluminiumcopperironcalciumzincsodiumpotassiummagnesiumFirst-reading?1.Qs:Whatshouldweknowwhenweusemetals?Itisimportanttoknowhowtheyreactwithdifferentsubstances.2.Whichmetalreactsmostwithwater,potassiumoriron?Potassiumreactsmostwithwater.?Choosethebesttitleforthepassage.TheDifferentUsesofMetalsTheReactionofMetalsTheReactionofMetalswithOxygen1.2.3.Interview(3reporters&scientists)Qs(moreinterestingQsarewelcome)1.Whichmetalsreactsthemostwithoxygenandwater?Potassium.2.Whathappenswhenyouheatcalciuminoxygen?Itburnstoformanoxide.Magnesium,3.Whichmealsreactswithsteam?aluminium,zinc4.DoesironhaveasloworfastreactionwithSlow.steam?No,itdoesn't.5.Doescopperreactwithwater?PassageBTask:WriteanexperimentreportCanweputironnailsinwetair?rustconclusion,method,result,aim,apparatusAnExperimentReportAim1.__________:Apparatus2.__________:Method3.__________:(1)(2)(3)Result4.__________:5.__________:ConclusionScanning?1.2.Rightorwrong.Ironrustseasilyindryair.FTomakesurethere'snoairinthewater,youhavetoboilthewaterfor3minutes.TWedon'tknowwhetherironrustsinordinarywater.F3.Detailed-reading?1.FillintheformonP45.2.Jigsawreading&Fill&Act??Jigsawreading&Fill&ActAimTofindoutif...ApparatusIronnails,testtubes,oil,tubeholders,cottonwool,BunsenburnerMethod(1)put...atthebottomof;push...downleave...for(2)half-fill...with...,boil,put,add...to,keep...outof,leave...for(3)half-fill...with,add,leave...forResultConclusionAfteraweek,rust(not)rustin???CompletethesentencesusingwhatwelearntairInthefirstpartoftheexperiment,the____isdry.Itshowsthatiron___________indryair.doesn'trustboilInthesecondpart,youmust_____thewatermakesureto_____________thatthereisnoairinit.Addingkeep______someoiltothewatercan______theairnailsoutofit.Itshowsthat_____don'trustinair-free____________water.half-fillInthethirdpart,_______thetubewithwater.Itordinaryshowsthattheyrustin_________water.Canyouwriteasimpleexperimentreportaccordingtowhatyouwatch?Discuss,thenwriteitdown.Aimtofindoutifpotassiumreactswithcoldwater.ApparatusMethodacontainer,coldwater,aspoon,potassium(1)Half-fillthecontainerwithcoldwater.(2)Pouraspoonfulofpotassiumintothewater.ResultConclusionThepotassiumburns.Potassiumreactswithcoldwater.Discussion??Doyoulikedoingscientificexperiments?Whatshouldyoupayattentiontowhenyouarecarryingoutanexperimentinalab?HW:Writeareport
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