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1、Experimentreports Writing LookatthepicturesinExercise1andguesstheanswerstothequestions Whatmaterialsarebeingusedinthisexperiment Whatdoyouthinkthepurposeoftheexperimentis Whatorderdoyouthinkthepicturesshouldgoin ListeningonP79 Numberthepicturesintheorderyouhearaboutthem 2 3 1 5 4 Listentothefirstpar
2、tagainandanswerthequestions Whatisthepurposeoftheexperiment Tofindoutthreeimportantconditionsthatseedsneedinordertostartgrowing 2 Arestudentsgoingtodotheexperimentingroupsorindividually Ingroups 3 Wherearethematerialsthatthestudentsneedtosetuptheexperiment Onthebench 4 Whatmaterialsdothestudentsneed
3、tosetuptheexperiment Fourdishesandfourpiecesofcloth adishofseeds sometapwater someboiledwaterandsomecookingoil ThirdlisteningListentothefirstpartagainandcompletethetableofconditionsthateachdishofseedswasgiven tapwater warmtemperature oxygen tapwater coldtemperature oxygen nowater warmtemperature oxy
4、gen boiledwater oil warmtemperature nooxygen FourthlisteningNowlistentothesecondpartofthetapeinwhichtheclassdiscussestheresultsoftheexperiment Completethetableofresults Yes Becausetheyhadwater warmthandoxygen No Becauseitwastoocold No No Becausetheywerewateredwithboiledwaterwhichhasnooxygen Also the
5、ywerecoveredwithoilwhichpreventedoxygengettingtotheseeds Becausetheydidn tgetanywater Listentothesecondpartofthetapeagainanddiscussthequestion Whatwastheconclusionoftheexperiment Seedsneedwarmth waterandoxygentogrow AnexperimentonplantsPart1 Listentoateacher TH helpingherclasssetupanexperiment TH OK
6、 everybody thismorningwe regoingtodoanexperimenttofindoutthreeimportantconditionsthatseedsneedinordertostartgrowing LISTENINGTEXT Thematerialsareallonthebench Choosesomeonefromyourgrouptogoandgetfourdishesandfourpiecesofcloth adishofseeds sometapwater someboiledwaterandsomecookingoil Lookattheinstru
7、ctionsontheboard Let sreadthroughthem One Putthepiecesofclothonthedishesandspreadtheseedsonthecloth LabelthedishesAtoD Two TakeDishAandwettheclothwithtapwaterandplaceitinawell airedwarmspot sobythewindowovertherewouldbefine Three TakeDishB wetitwithtapwaterandputitinthefridge Four TakeDishCandputitn
8、exttoDishA Donotwaterit Five TakeDishDandwateritwiththeboiledwater ThendropasmallamountofoilontotheclothandputitnexttoDishC Six Leavethemallforafewdays OK nowyoucangoaheadandsetuptheexperiment Part2 Listentotheclassdiscussingtheresultsoftheexperiment StudentsincludeAndrew A Rosemary R andSandy S TH
9、Right let stalkaboutwhat shappenedinourexperiment Whataretheresults Andrew A TheseedsinDishAhavestartedgrowingbutnoneoftheothershave TH Good WhydoyouthinktheseedsinDishBdidn tgrow Rosemary R Becauseitwastoocold TH That sright AndwhataboutDishC R Theseedsdidn tgetanywatersotheycouldn tgrow TH Yes Now
10、 DishDisinteresting Theseedsgotbothwaterandwarmthsowhydidn ttheygrow Anyideas Andrew A Well theseedsgotboiledwater TH So why sthatimportant Anyone Well boiledwaterhasnooxygeninitandseedsneedoxygentogrow AndWhatabouttheoil Sandy S Wouldn ttheoilmakesurethatnoOxygencouldgettotheseeds TH Excellent Well
11、done So what sourconclusionaboutthreeimportantconditionsthataseedneedsinordertostartgrowing S Thatseedsneedwarmth waterandoxygentogrow TH Verygood NowIwantyoualltowriteuptheexperimentinyoursciencenotebook Writingtask Whenwritinganexperimentreport youcanaskquestionsabout thepositionoftheheadings what
12、theheadingsare theirorder howtheitemsinthe materials sectionarepresented asalist whatthe procedure tellsyou thestepsyoucarryouttosetuptheexperiment thegrammaticalstructuresusedforeachsectionofthereport Outline Materials A B C D Aim Tofindoutthreeimportantconditionsthatseedsneedinordertostartgrowing
13、1 fourdishes 2 fourpiecesofcloth 4 sometapwater 3 someboiledwater 5 adishofseeds 6 somecookingoil Procedure Putthepiecesofclothonthedishes Spreadtheseedsonthecloth LabelthedishesAtoD 2 TakeDishAandwettheclothwithtapwaterandplaceitinawell airedwarmspot sobythewindowovertherewouldbefine 3 TakeDishB we
14、titwithtapwaterandputitinthefridge 4 TakeDishCandputitnexttoDishA Donotwaterit 5 TakeDishDandwateritwiththeboiledwater ThendropasmallamountofoilontotheseedsandputitnexttoDishC 6 Leavethemallforafewdays Results DishA DishB DishC DishD Conclusion Seedsneedwarmth waterandoxygentogrow Theseedsgrew These
15、edsdidn tgrow Theseedsdidn tgrow Theseedsdidn tgrow Samplereport Ididtheexperimenttofindoutthreeimportantconditionsthatseedsneedinordertostartgrowing First Iputthefourpiecesofclothoneachdish spreadtheseedsontheclothandlabelthedishesAtoD ThenIplacedDishAinawell airedwarmspotbythewindow tookDishBandwe
16、titwithtapwaterandputitinthefridge tookDishCandputitnexttoDishAwithoutwateringit FinallyIwateredDishDwiththeboiledwater droppedasmallamountofcookingoilontotheseedsandputitnexttoDishC Afewdayslater IfoundthatonlyDishAgrew SoIdrewaconclusionthatseedsneedwarmth waterandoxygentogrow Discussion Lookatthepicturesofaplantexperiment Thepicturesareinthecorrectorder Discusswithpartnersabouttheprocessestheplantsgothrough Reporteachpictureonebyone Plantthreebeansinapot waterthemandleavetheminawarm lightspot
