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4.3.3光的传播
阳光下的物体http://xxkx.cersp.com/jxzy/kjsc/200601/421.html
阳光下的影子http://xxkx.cersp.com/jxzy/kjsc/200601/420.html
发光的物体 http://xxkx.cersp.com/jxzy/tpsc/200603/768.html
物质世界5 http://xxkx.cersp.com/jxzy/tpsc/200608/1584.html
4.3.1声音的产生与传播
中国古代在声学上的贡献 http://xxkx.cersp.com/jxzy/wbsc/200704/2730.html
物质世界(四) http://xxkx.cersp.com/jxzy/tpsc/200608/1556.html
听听声音 http://xxkx.cersp.com/jxzy/kjsc/200607/1472.html
课件素材:声音在空气中传播 http://xxkx.cersp.com/jxzy/kjsc/200606/1388.html
制作我们的小乐器 http://xxkx.cersp.com/jxzy/kjsc/200601/413.html
环保教案:声音的印象 http://xxkx.cersp.com/jxzy/wbsc/200611/1961.html
4.3.2热现象
冬天铁为什么粘手 http://xxkx.cersp.com/jxzy/wbsc/200708/3238.html
热传导及物体的导热性比较演示器 http://xxkx.cersp.com/jxzy/mtsc/200707/3180.html
4.3.4简单电路
电铃的工作原理 http://xxkx.cersp.com/jxzy/kjsc/200606/1105.html
自己动手制作蜂音器 http://xxkx.cersp.com/jxzy/tpsc/200605/1038.html
爱迪生 http://xxkx.cersp.com/jxzy/wbsc/200601/311.html
中国古代对电现象的认识 http://xxkx.cersp.com/jxzy/wbsc/200703/2700.html
电和磁 http://xxkx.cersp.com/jxzy/kjsc/200607/1528.html
电磁以及与电流的关系 http://xxkx.cersp.com/jxzy/tpsc/200606/1083.html
电铃 http://xxkx.cersp.com/jxzy/tpsc/200606/1385.html
4.3.5磁现象
指南针的始祖——司南 http://xxkx.cersp.com/jxzy/mtsc/200712/3815.html
指南针的发明 http://xxkx.cersp.com/jxzy/mtsc/200712/3814.html
罗盘定位 http://xxkx.cersp.com/jxzy/mtsc/200712/3813.html
磁性质的应用 http://xxkx.cersp.com/jxzy/mtsc/200712/3812.html
中国古代对磁的认识 http://xxkx.cersp.com/jxzy/wbsc/200704/2731.html
司南复原件误解历史? 学者指非指南针前身 http://xxkx.cersp.com/jxzy/wbsc/200611/2001.html
课件素材:磁铁的两极 http://xxkx.cersp.com/jxzy/kjsc/200604/801.html
课件素材:电磁铁的运用 http://xxkx.cersp.com/jxzy/kjsc/200604/927.html
宇宙中磁性最强的磁体 http://xxkx.cersp.com/jxzy/wbsc/200710/3605.html
4.3.6能量的转换
节能的未来展望 http://xxkx.cersp.com/jxzy/mtsc/200712/3852.html
认识能源家族 http://xxkx.cersp.com/jxzy/wbsc/200710/3615.html
视频资料:中国氢弹爆炸成功50年新闻 http://xxkx.cersp.com/jxzy/mtsc/200709/3535.html
生活中的节能 http://xxkx.cersp.com/jxzy/mtsc/200712/3851.html
培养节能的意识 http://xxkx.cersp.com/jxzy/mtsc/200712/3850.html
太阳灶 http://xxkx.cersp.com/jxzy/mtsc/200711/3683.html
制作和评价太阳能热水器 http://xxkx.cersp.com/jxzy/kjsc/200601/414.html