《透镜及其应用》的复习课教案及教学设计初中物理在线教案

《透镜及其应用》的复习课教案及教学设计_初中物理在线_教案中心（Thelensanditsapplicationrecitationteachingplanandteachingdesignofjuniorhighschoolphysicsteachingcenter__Online）ReviewofthereviewcourseoflensanditsapplicationThisclassisPEPelementaryphysicsnewtextbookchapterthirdreviewclass,reviewclassasatypicalclassinthetraditionalteaching,duetovariousreasons,oftenleadstostudentsnotlisten,teachersalsofeeldifficulttoteach.Whilemanyofthecharacteristicsoftextbookreviewbodycoincideswiththerequirementsofmoderninformationtechnologyisconsistent,and"theoutlineofbasiceducationcurriculumreformalsoclearlyputforward"tovigorouslypromotetheuniversalapplicationofinformationtechnologyintheteachingprocess,promotetheintegrationofinformationtechnologyandcurriculum".So,inthedesignofthisclass,thefulluseofcoursewaredisplay,sothatalotofcontentinashortperiodoftimetoallowstudentstorecall.Specifically,Ihavemadeboldinnovationsfromtheseaspects.Integrationof1.physicsteachingandinformationtechnologyIntheworld,themostimportantisgenerallyconsideredtheaimofeducationinformation,istoimprovetheteachingeffect,andtheeffectofdirectlyusingthelatesttechnology,istoattractstudents,studentswithlovethewaywilldirectlyimprovetheirlearninginterest,promotetheabsorptionandapplicationofknowledge.InthislessonIdesignedalotofcourseware,forexampleinthislesson,inquiryexperimentConvexImagingrule,canbesynchronizedplayback,soastofullyplaytheroleofinformationtechnologyinthisformgreatlyarousethestudents'interestinlearning.2.collaborativelearningTheInternationalCommitteeforeducationintwenty-firstCentury,facingthechallengeofthefutureeducation,putsforwardthateducationmustbecultivatedaroundfourbasicabilities,thatis,"learntoknow,learntodo,learntocooperate,learntosurvive."".Thisrequirestheprocessofteaching,ontheonehandtoreflectindependence,theothersideOntheotherhand,theyalsoneedtoconcentrateandgivefullplaytotheindividual'slearningroleinthecollective.Inthisclass,Iaskedthestudentstospeakontheirown.Otherstudentshaveimprovedtheirabilityofcooperationandcommunication.3.theleadingroleofTeachersAlargenumberofapplicationsofcourseware,itiseasytoreturntothemainbodyoftheclass,onthesubjectofweakeningtheroleoftheteacherletthingsdrift,though,butmorefullyembodythestudents'initiative,independence,providesabroadspaceforthestudents'autonomouslearning,classroomcapacityisrelativelylarge,thestudentsofdifferentlevelshaveharvest.Teachingobjective:1.knowledgeandskills(1)bysummarizingtheknowledgestructureofthischapter,thestudentshaveamorecomprehensiveunderstandingandunderstandingofthecontentofthischapter(2)furtherunderstandingoftheimaginglawsofconvexlensanditsapplicationinlife2.processandmethod(1)throughtheobservationandanalysisoftheknowledgestructure,thestudents'abilityofobservationandtheabilityofanalyzing,arrangingandprocessingtheinformationareimproved.(2)accordingtothephenomenonobservedinthecourseware,analysisandinduction,improvethestudents'abilityofanalysis,inductionandsummary.(3)byanalyzingthelawofimaging,wetrytosolvesomepracticalproblemsinlife.3.emotionalattitudesandvalues(1)throughtheapplicationofthelawofimaging,itiswillingtoapplythephysicsknowledgetothenaturalphenomenaanddailylife,toexplorethemystery.(2)throughtheguidanceofextracurricularknowledge,toappreciatethebeautyofnaturalphenomena.Teachingdifficulties:1.guidestudentstosumupthekeyknowledgeofthischapter2.teachersandstudents'adaptationtotheintegrationofinformationtechnologyandCurriculumTeachingprocess:Thetopicintroducestheknowledgestructureofthesecondchapters,summarizestheknowledgestructureofthethirdchapter,makesthestudentspayattentiontothecoherenceoftheknowledgesuccessively,andimprovesthecomprehensivecognitiveabilityofthestudents.Thereviewprocessusescoursewaretoshow,furtherenhanceperceptualknowledge,throughthesimulationexperimentdemonstration,Itmakesthestudentsgobacktotheclassroomofexperimentalinquiry,strengthentheunderstandingofimagingrules,andlaythefoundationfortheapplicationofimaginglaws,.Usingcoursewaretofillintheformofconvexlensimaging,throughthecoursewarebythestudentsconvexlensimagingrulessummarized,thewholeprocessisthestudentsthemselvestodo,realizetheteachervoiceinteraction,studentstudentinteraction.Itembodiestheteachingideaoftakingstudentsasthemainbody.Itnotonlyimprovesthestudents'abilityofcooperationandcommunication,butalsoimprovesstudents'abilityofanalysis,inductionandsummary.Consolidationexercisesmakeuseofseveralproblems,applyconvexlensimaginglawtopracticallife,improvestudents'abilitytosolvepracticalproblemsbyusingtheknowledgetheyhavelearned.Topromotestudents'loveforlife,toexplorethescientificandtechnologicalconsciousness.Teachingreflection:Ithinktherearesomeareasthatshouldbeimproved,suchasintheprocessofteaching,mylanguageisnotrigorousenough,someplacescannotbetoopopular.Duetothelackofthistypeofclass,thereshouldbealotofproblems,pleasepeercriticism.Detailedteachingprocess:1.introductionAfterthelastclass,Igaveyouatask,leteveryonegobacktocompleteachapteroftheknowledgestructurediagram,youcompletedthesituation?Let'stakealookatit.Studentslookatthe"knowledgestructure"onthehomepage".Youcanstartthediscussion,thetimeis3minutesWell,whichgroupcomesfirsttotalkabouttheirviews?FlexiblehandlingofTeachers(1)ifthereisnogroupspeech:itseemsthateveryonewantstogivetheopportunitytoothers,whichisonlymetosmoke,thefirst?Group.(2)ifthespeechisnormal,theencouraginglanguageorthemainpartofwhatthestudentsaysisextracted.(3)ifthereisaprobleminthespeech:ontheonehand,wemustanswerthecorrectpart;ontheotherhand,weshouldpointouttheproblem.(4)ifsomeofthespeakersdeviatedfromthedirection:justafewgroupsofstudentsexpressedtheirviews,whatarethedifferentopinions?!(studentstalkabouttheirownviews,teacherstoanalyzeandsummarizetheviewsofstudents,toguidestudentstosumupthestandardofinductiveknowledgestructure)(1.)thecompletenessandcorrectnessoftheknowledgestructure.2.theconnectionbetweenknowledgestructures2letstudentsunderstandtheknowledgestructureinfrontofthebasis,talkaboutthischaptertomasterthemainpointsofthehighschoolentranceexaminationknowledge.Guidestudentstounderstandthemainknowledgeofthischapter,displaycourseware.3begintoreviewtogether.Reviewthefirstsection:lens.Letthestudentstalkaboutwhattheylearnedinthefirstsection.Theteachersummarizesanddisplaysthecourseware.Review:typesoflenses:theroleofconvexlensesandconcavelenslenses.Andletstudentspracticeinclass.4reviewthesecondsection:lensinlife.Oneofthemostimportantknowledgepointsinthe5.chapteristheimaginglawofconvexlens.First,weexploretheimaginglawofconvexlens.Usingcoursewaretodemonstratethewholeexperimentalinquiryprocess.Andthensummarizetheimagingrulesdisplayform.Finally,asfordrawinganddisplaycoursewareimages.6peoplehaveacloserunderstandingofthelawofimaging,thenhowtoapplyittoourreallife?Letusassociatewiththelensinfrontoflife,letstudentssayafewimagingrulesintheapplication,andaskstudentstofillintheform.Askthestudents,iftherearestudentswrong,toremindotherstudentstosupplement.Besuretoencouragestudentstorespondenthusiastically.Wehavejust7onimagingareanalyzed,wearenowthinkingaboutaproblem:Topic:intheimagingoftheexperiment,theprocessofobjectsfromtwotimestoclosetothefocallengthoflensoutward,theimageofwhatchanges?(answer,youcanusecoursewareonetoexplain).Conclusion:theimagewhenthedistanceissmall,asthedistanceincreases.Virtualimage,objectdistanceissmall,likethesmaller.EightPeoplehaveacloserunderstandingofthelawofimaging,thenhowtoapplyittoourreallife?Let'shaveacoupleofexercisestogether!(1)question1:giveyoualens,andhowtousethesimplestandfeasiblemethodtojudgewhetheritisconvexlensornot?(studentresponse,teacherguidance)(2)questiontwo:howtomaketheprojectoronthescreenmorewords?(Methodsandequipmentarenotlimited)(3)(4)onthecourseware.7.summaryIntoday'sclass,wehaveabetterunderstandingoftheknowledgestructureofthischapter,andunderstandthegeneralrulesofinductiveknowledgestructure.Theimaginglawofconvexlensanditsapplicationinlifearedeepened.8.homework:underyourownclass,thecontentsofthethreesectionsarecollatedinthisbook.TeachingdesignofreviewlessonoflensanditsapplicationDesignthought:ThisclassisPEPelementaryphysicsnewtextbookchapterthirdreviewclass,reviewclassasatypicalclassinthetraditionalteaching,duetovariousreasons,oftenleadstostudentsnotlisten,teachersalsofeeldifficulttoteach.Whilemanyofthecharacteristicsoftextbookreviewbodycoincideswiththerequirementsofmoderninformationtechnologyisconsistent,and"theoutlineofbasiceducationcurriculumreformalsoclearlyputforward"tovigorouslypromotetheuniversalapplicationofinformationtechnologyintheteachingprocess,promotetheintegrationofinformationtechnologyandcurriculum".So,inthedesignofthisclass,thefulluseofcoursewaredisplay,sothatalotofcontentinashortperiodoftimetoallowstudentstorecall.Specifically,Ihavemadeboldinnovationsfromtheseaspects.Integrationof1.physicsteachingandinformationtechnologyIntheworld,themostimportantisgenerallyconsideredtheaimofeducationinformation,istoimprovetheteachingeffect,andtheeffectofdirectlyusingthelatesttechnology,istoattractstudents,studentswithlovethewaywilldirectlyimprovetheirlearninginterest,promotetheabsorptionandapplicationofknowledge.InthislessonIdesignedalotofcourseware,forexampleinthislesson,inquiryexperimentConvexImagingrule,canbesynchronizedplayback,soastofullyplaytheroleofinformationtechnologyinthisformgreatlyarousethestudents'interestinlearning.2.personalizedlearningEachstudenthashisownuniquegrowthenvironment,andhasdifferentwaysofobserving,thinkingandsolvingproblemsfromothers.Anyteachingactivitiesduetovariousfactors,itisimpossibleforeachstudenttoproducethesameeffect,andshouldnotproducethesameeffect.Withtheadditionofinformationtechnology,itprovidesagoodplatformsupportforpersonalizedlearning.Forexample,inthisclass,Iletstudentsthroughthenetworktowatchstudents'works,sofromthatangletoobserve,progress,howtodeterminethefocusofthestudentsthemselves,toformtheirownpointofview.Atthesametime,Ialsodesignedahierarchicalconsolidationexercisesforstudents,andextra-curricularknowledgeexpansion.Whenastudentcompletesanormalteachinglinkinadvance,heorshecanenterselectively.Inthisway,letthestudentswhohaveenoughsparetimetomakefulluseofthetimeofclass,andthebasisofpoorstudentscanalsofindtheirownlearninggoals,experiencesuccess.3.collaborativelearningTheInternationalCommitteeforeducationintwenty-firstCentury,facingthechallengeofthefutureeducation,putsforwardthateducationmustbecultivatedaroundfourbasicabilities,thatis,"learntoknow,learntodo,learntocooperate,learntosurvive."".Thisrequirestheprocessofteaching,ontheonehandtoreflecttheindependence,ontheotherhand,alsorequiresconcentration,givefullplaytotheroleofindividualsinthecollectivelearning.Inthislesson,Iletthestudents4peopleformagroup,whenthestudentswatchtheworksforworksappearinthediscussion,analysis,ontheonehand,toputforwardtheirownviews,ontheotherhandtopersuademembersofthesamegroup,acollectiveagreement.Fullyembodiestheroleofapersoninthecollective.4.theleadingroleofTeachersAlargenumberofapplicationsofcourseware,itiseasytoreturntothemainbodyoftheclass,onthesubjectofthetransitionofteachersletthingsdrift,weakeningeffect.WhenIdesign,theuseofelectronichandsonthenetwork,electronicmonitoring,studentlearningandprogressregulation.Forexample,whenthestudentsreadtheworks,Iaskedthestudentstoraisetheirhandssothatyoucane,haveagoodgraspofthestudentcompletion,andteachersonstudentlearningandlearningattitudehavetounderstand,suchasaclassmatefirstfinished,heisontheknowledgeofChangshunotedthattheproblemisverycareless.Icanthenguideimmediately.Inthisway,students'subjectivityandteacher'sleadershipcanbefullyreflected.Inaword