Thesecondperiod-readinginUnit16新人教版教案
日期：2010-05-09 05:45
andwiseIfyouwouldbeloved，ThesecondperiodStep1Leadin1LeadinbysomefamousscientistsEdison---inventions---lightbulbAlbertEinstein---“TheoryofRelativity”Newton---universalgravitationAlfredNobel---dynamite(炸药)/theNobelPrizesDarwin---evolutionism2IntroduceBenjaminFranklinA:DoyouknowwhoIam?---BenjaminFranklin(1706-1790)diplomat（外交官）/statesman（政治家）/philosopher（哲学家）/nventor/scientistB:BenjaminFranklin?andhissayings:TimeismoneyEarlytobedandearlytorise，wealthy，makesamanhealthy，loveandbelovable3ReadthepassageandfinishthefollowingexperimentreportTitleKiteexperimentExperimenterFranklinPurposeToprovelightningelectricityInstructions1Makeakite;2Fixapieceofmetalto…3Fastenakeyto…4Tieasilkribbonto…5Flythekitewhen…ResultsLightningElectricityOnefootormoresharppieceofmetalcrosstailLongstringkey，
查看全部