18258.不同學生“路易斯結構”心智模型的研究

1、學位論文獨創(chuàng)性聲明本人鄭重聲明：堅持以“求實、創(chuàng)新”的科學精神從事研究工作。本論文是我個人在導師指導下進行的研究工作和取得的研究成果。本論文中除引文外，所有測驗、數(shù)據(jù)和有關材料均是真實的。本論文中除引文和致謝的內容外，不包含其他人或其它機構已經發(fā)表或撰寫過的研究成果。其他同志對本研究所做的貢獻均已在論文中作了聲明并表示了謝意。一躲jle硒迄一日學位論文作者簽名：彳逆，6一，2一日，’期：加匹s。哆學位論文使用授權聲明研究生在校攻讀學位期

2、間論文工作的知識產權單位屬南京師范大學。學校有權保存本學位論文的電子和紙質文檔，可以借閱或上網公布本學位論文的部分或全部內容，可以采用影印、復印等手段保存、匯編本學位論文。學校可以向國家有關機關機構送交論文的電子和紙質文檔，允許論文被查閱和借閱。(保密論文在解密后遵守此規(guī)定)保密論文注釋：本學位論文屬于保密論文，it箏ttf么盔保l密期限為年。學位論文作者簽名：軀趣、指導榔簽名：1％攙日期：3帕I奎、上t≥≥日期：刪st，、卜)Abst

3、ractAbstractInthedevelopmentofchemistrychemistsusuallyconstructmodelstosimplifyorexpresstheirtheorytoothersintheacademicexchangesHoweverwhenitcomestotheinteractiveinchemistryeducation，teachersseldompayattentiontotheirstu

4、dentscognitionofmodels，andattachimportancetoconsummatingthemodelingprocessAsaresult，students’cognitionaboutmodelsremainsaconcretelevel，insteadofahigherabstractlevel，whichmighthindertheobtainingofknowledgeandsettlingadisp

5、uteThispaperoutlinedpreviousstudiesfromontological，methodologicalandepistemologicalperspectiveofmodels，thensketchedtheoriginanddevelopmentLewisstructureAndonthisbasis，thispaperdefinedconceptofmentalmodels，inaddition，cons

6、tructedtwo—dimensionsandthreedimensionsclassificationsystemsofmentalmodelsaboutLewisstructurefromthescientificandcontentdimensionsproposedstudents’modelingprocessofmentalmodelsDuringthepracticalstudythispaperconductedpre

7、testposttestandteachers’questionnaireTheteachingprocessisbasedonanalysisofpretestThroughthecombinationofanalysisofquestionnaireandindividualsItsummarizedandcomparedthetypesanddifferencesamongdifferentstudentscrossly，also

8、comprehensivelystudiedthedevelopmentStatusofdifferentstudentslongitudinallyTheoutcomessuggest：(1)TheclassificationfromdifferentdimensionsofmentalmodelsaboutLewisstructureandthemodelingprocessthispaperproposedisreasonable

9、andfeasible(2)Differentstudents’mentalmodelsaboutLewisstructuredifferhavedifferentfeatures(3)Factorslikeknowledgeandexperiencethatstudentshavealreadyownandinformationoutsideandteachingmethodsaffectthedevelopmentofmentalm