前概念對化學概念學習的影響及其轉化策略的研究.pdf

1、華中師范大學碩士學位論文前概念對化學概念學習的影響及其轉化策略的研究姓名：趙軍志申請學位級別：碩士專業(yè)：學科教學化學指導教師：王后雄20070520⑧碩士學位論文MASTER’STHESISAbstractChemistryconceptionisakindofrationalknowledgeabstractedfromchemicalphenomenaandfacts，allessencereflectingchemicalphen

2、omenaandfactsandthebasisofsystematicchemistryknowledge∞asciencesubjectTraditionallywhenteachingsomechemistryconceptions，teacherswouldregardtheirstudents’brainsasblankboardsonpurposeornotandtrytopackthemwiththesebasicidea

3、sbyusingcrammingmethodsofteachingAsamatteroffact，thiskindofteachingmethodpaidnoaUentiontothestudents’activeroleinconstructingaknowledgesystemabouttheseconceptionsandalsototheexistenceofsuchchemistrypreconceptionsastheiro

4、riginalreallifeexperienceandknowledgebackgroundandSoonVygotskyasoneofthefoundersofChemistryPreconeeptionalTheoryiniatiaUyestablishedaclassificationbetweenregularpreconceptionsandscientificconceptions，whichhaspavedthewayf

5、orpeople’Srecentresearchaboutchemistry。HistheoryhashelpedpeoplerealizethatlearningconceptionsisaCOUrSenotonlyofconceptionalacquisitionbutalsoofconceptionaltransformationTherefore，whenteachingstudentstheseconceptions，wete

6、achersoughttopaymuchattentiontotheirpreconceptionsaboutthissubjectintheirminds，ratherthanregardthemasapieceofblankpaperVygotsky’SinitialresearchintoPreconceptionhassignificantlyinfluencedtoday’Seducationalandteachingtheo

7、riesOnthebasisofhistheoriesaboutPreconception，today’Sresearchershavefurtherprobedintothesemaaers，likeitsfeatures，causeandresultitsfluenceonstudyingscientificconceptionsandhowtohelptransformthesepreconceptionalideasintosc

8、ientificonesaswellTheseachievementshaveprovidedourteacherswithenormousinspirationabouthowtoteachconceptionsinclasswellFirstlythefollowingthesiscomeswithabriefintroductionaboutthesignificanceofconceptionalteachingandalsoa

9、boutthedefinitionofPreconceptionPreconceptioninotherwords，regularconceptionorfuzzyconceptionormisconceptionoralternativeconceptionete，isakindofconceptionformedinpeople’Sreallifeexperienceinsteadofbeingtaughtorlearnedform

10、allyatsch001AnditismainlycarriedoutthroughsurveysandindividualdiscussionFirstitbeginswitllabriefintroductionaboutthesignificanceofconceptionalteachingandaboutsomeresearchintothissubjectPreconceptionhomeandabroadaswell；Se