中二科學問題
回答 (3)
2008-01-06 2:20 am
✔ 最佳答案
電子響電池中拿到電能經過電器時電器用去電能
電子回到電池中已經沒有電能
電子又拿取電能到電器
(如果沒有電器,電流經過導線
所有導體都有電阻,所以電能也會流失)
參考: 自己
2008-01-01 6:22 am
因為流出黎既電流係負電荷 流番入去既係正電荷 正電荷係發唔到電既(如果我冇錯就係岩架喇 自己用下睇下得唔得 呢d真係好耐之前就學左 有乜記憶 希望幫到你喇)
參考: 我~
2008-01-01 6:09 am
It is because the produce of electric energy is come from the transform of the chemical energy inthe cells and after all of the C.E. had been transform into the other form of the energy , its electric produce will stop
參考: myself no copy please
收錄日期: 2021-04-13 14:50:46
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071231000051KK04292