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为什么电池会有电?

本站新(短)域名:xiguashuwu.com

为什么电池会有电?

电池为什么会有电?这是因为在电池里面有化学wu质,当它们发生化学变化时,就使化学能变成了电能。因为化学能会用完,所以电池所产生的电能是有限的。小朋友要注意:电池里的化学wu质对shenti有害,所以,千万不要把它拆开来玩,而且不要随便丢弃废电池,以免污染环境。

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