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暑假高分特训营：物理 八年级
付费 · 全17集 · 6239人在学习
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02:48
暑假物理八年级课程介绍
26:21
第1讲 两种电荷
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37:58
第2讲 电流和电路
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26:54
第3讲 串联和并联
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30:22
第4讲 电流的测量
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27:57
第5讲 串并联电路中电流的规律
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34:11
第6讲 电压
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28:40
第7讲 串并联电路中电压的规律
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27:30
第8讲 电阻
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26:36
第9讲 变阻器
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27:22
第10讲 电流与电压和电阻的关系
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47:10
第11讲 欧姆定律
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27:19
第12讲 电阻的测量
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25:41
第13讲 电能 电功
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29:58
第14讲 电功率
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31:41
第15讲 测量小灯泡的功率
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30:39
第16讲 焦耳定律
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