化學變式問題解決的實證研究.pdf

1、華東師范大學碩士學位論文化學變式問題解決的實證研究姓名：楊惠仙申請學位級別：碩士專業(yè)：課程與教學論（化學）指導教師：王祖浩20070501ABSTRACTRaisingstudent’SabilityofproblemsolvingistheprofitabletargetofchemistryteachingIntheprocessofproblemsolving，chemicalknowledgetransferCall’talwa

2、ysbesmoothlycarriedonItisinfluencedbyvariousfactorsBased0ntheliteratureaboutinfiuencefactorsonchemicalproblemsolvingandvariantproblem，differencesofknowledgetransferamongdifferentachievement—levelstudentsintheprocessofche

3、micalvariantproblem—solvingareemphaticallystudiedinthisthesisFactorswhichinfluencechemicalvariantproblemsolvingareanalyzedAfterthat，someteachingmeasurestoimprovestudent’SabilityofproblemsolvingareputforwardInthispaper，ch

4、emicalvariantproblemsaretheresearchinstrumentAndtest，investigationandstatisticsaremajorresearchmethodsTherearethreestagesintheentireresearchInthefirststage，thepossibledifferencesandtheircausesintheprocessofproblemsolving

5、amongexcellentstudents，average—achievementstudentsandlowachievementstudentswereanalyzedbyestablishingchemicalvariantproblems，Inthesecondstage，theeffectsofdifferentvariationfactorsonchemicalproblemsolvingamongthreekindsof

6、studentswerefurtherdiscussedInthelaststage，influencesofproblemcluesonproblemsolvingwerestudied，attemptingtoseekthewaytoenhancestudentstheabilityofanalyzingandsolvingchemicalproblems。Throughtheempiricalresearch，differenta

7、daptabilitytochemicalproblemsamongthesethreekindsofstudentsisfoundGenerallyspeaking，excellentstudentsperformbetteronproblemswiththesamevariationlevelthanaverageachievementstudents，andaverage—achievementstudentsdobetterth

8、anlow—achievementstudentsDifferencesofproblemsolvingonlowvariationproblemsamongthreekindsofstudentsarenotremarkable。Howeveralongwithenhancementofthevariationlevelofproblems，differencesofproblemsolvingperformanceamongthre

9、ekindsofstudentsweregraduallyrevealedInthisresearchinfluencesofsolevariationfactoronchemicalvariantproblemsolvingamongthreekindsofstudentswerediscussed，throughcontrollingothervariablesaccordingtothecharacteristicsofvaria