关于人们定义正电荷与负电荷的疑惑!人们规定,用丝绸摩擦过的玻璃棒上所带的电叫正电荷,用毛皮擦过的橡胶棒上所带的电叫负电荷.1.难道玻璃棒不能用毛皮擦,而橡胶棒不能用丝绸擦?2.
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![关于人们定义正电荷与负电荷的疑惑!人们规定,用丝绸摩擦过的玻璃棒上所带的电叫正电荷,用毛皮擦过的橡胶棒上所带的电叫负电荷.1.难道玻璃棒不能用毛皮擦,而橡胶棒不能用丝绸擦?2.](/uploads/image/z/2367831-39-1.jpg?t=%E5%85%B3%E4%BA%8E%E4%BA%BA%E4%BB%AC%E5%AE%9A%E4%B9%89%E6%AD%A3%E7%94%B5%E8%8D%B7%E4%B8%8E%E8%B4%9F%E7%94%B5%E8%8D%B7%E7%9A%84%E7%96%91%E6%83%91%21%E4%BA%BA%E4%BB%AC%E8%A7%84%E5%AE%9A%2C%E7%94%A8%E4%B8%9D%E7%BB%B8%E6%91%A9%E6%93%A6%E8%BF%87%E7%9A%84%E7%8E%BB%E7%92%83%E6%A3%92%E4%B8%8A%E6%89%80%E5%B8%A6%E7%9A%84%E7%94%B5%E5%8F%AB%E6%AD%A3%E7%94%B5%E8%8D%B7%2C%E7%94%A8%E6%AF%9B%E7%9A%AE%E6%93%A6%E8%BF%87%E7%9A%84%E6%A9%A1%E8%83%B6%E6%A3%92%E4%B8%8A%E6%89%80%E5%B8%A6%E7%9A%84%E7%94%B5%E5%8F%AB%E8%B4%9F%E7%94%B5%E8%8D%B7.1%EF%BC%8E%E9%9A%BE%E9%81%93%E7%8E%BB%E7%92%83%E6%A3%92%E4%B8%8D%E8%83%BD%E7%94%A8%E6%AF%9B%E7%9A%AE%E6%93%A6%2C%E8%80%8C%E6%A9%A1%E8%83%B6%E6%A3%92%E4%B8%8D%E8%83%BD%E7%94%A8%E4%B8%9D%E7%BB%B8%E6%93%A6%3F2%EF%BC%8E)
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