九年级物理全册20.2能源的开发和利用课件新版沪科版20190117240.pptx

第二节 能源的开发和利用,一,二,三,四,五,六,一,二,三,四,五,六,一,二,三,四,五,六,一,二,四,三,五,六,一,二,五,四,三,六,一,二,六,四,五,三,1,2,3,2,1,3,2,1,3,1,2,3,1,2,3,1,2,3,1,3,2,1,3,2,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,答案,1,2,3,4,5,6,7,8,9,10,答案,解析,1,2,3,4,5,6,7,8,9,10,