學(xué)生牛頓力學(xué)前概念形成分析及轉(zhuǎn)變策略研究.pdf

1、寧夏大學(xué)碩士學(xué)位論文學(xué)生牛頓力學(xué)前概念形成分析及轉(zhuǎn)變策略研究姓名：白明俠申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：課程與教學(xué)論指導(dǎo)教師：張軼炳201104IIAbstractPrescientificconcept(Preconceptionfsht)isperceptualimpressionwhichiginatesfromlongtermaccumulationdiscriminatylearningaccumulatedexperiencetha

2、tlackedofgeneralityscientificityalsoviewunderstinginconsistentwithscientificknowledge.Constructivistthinkthatlearningofscienceconceptsisbasedonstudents’preconceptionsounderstingofstudents’preconceptionPreconceptualeffect

3、ivetransfmationinphysicsteachingwillbehotissues.GuidedbyPiagetscognitivetheyconstructivistlearningtheythestudychoosesChinesestudentsAmericanswhohavethesamelevelofunderstingconceptassubjects.Questionnaireswereadoptedtoinv

4、estigateChineseAmericanstudents’Newtonianmechanicsconcepts.ExperimentalGroupwaschosenstudentswhohadnotstudiedNewtonianmechanicsconceptsControlGroupwaschosenstudentswhohadlearnedit.Answersfromthestudywereusedtodetectwheth

5、ergraspofmechanicalconceptvaryaccdingtocountrysummarizethestudents’NewtonianmechanicsPreconceptionsthenrevealthemindsofstudents’preconceptions.Thepreconceptionswereattemptedtoclassify.Thereasonsofpreconceptionswerediscus

6、sed.Teachingstrategieswereproposedtotransfmthestudents’preconceptions.evaluatedthedesign.ResultsofthestudyfromdataanswersshowthatthepreconceptionsofNewtonianmechanicsareubiquitousamongstudentssummarizedasfollows:(1)Befea

7、nyteachingwasimplementedpreconceptionsofchinesestudentsismainlyreflectedinfourdimensions:KinematicsKiicsNewtonsthirdlawDirectionPathofobjects’motion(2)PreconceptionsofNewtonianmechanicsdonotexistcrossculturaldifferencest

8、heyaboundedinthestudents’cognitivesystem(3)ComparedwithControlGroupmostChinesestudentsalsohavepreconceptionssomepreconceptionsincreased.Analysisofreasonsofstudents’answersfoundthatcausesofNewtonianmechanics’preconception

9、sarefouraspects:LifeexperiencesLackofperceptualknowledgeThinkingsetMathematicsscalarthinking.AccdingtopreconceptionsofNewtonianmechanicstransfmationswasputfward:FindoutpreconceptionsCultivatestudentsphysicallanguageCulti