[說話題目]請說說你對不同發電方法的看法

2014-05-18 6:08 pm
如題(例如礦物原料, 核能, 水力發電, 太陽能, 風力, 地熱能, 生物燃料等等)
以上揀2-3個黎講
5min
用英文

回答 (2)

2014-05-19 5:24 am
✔ 最佳答案
Burning of fussil fuel
Good
*cheap
*can generate lots of electricity

Bad
*give out sulphur dioxide and nitrogen oxide ang cause acid rain
*Give out carbon dioxide and make the gobal warming become more serious.

water power
Good
*less pollution
*reduce the flood

Bad
*expensive to build
*many people will die if it broken

biofuel
Bad
*if the food is used to generate electricity, it may cause food shortage
*some forest will be destroied to grow the biofuel.
參考: myself and my sci book
2014-05-18 10:41 pm
發電只需要發電機,你的看法是如何推動發電機,只有風力,水力,及人力合乎要求,你可集中大做文章。


收錄日期: 2021-04-18 14:34:12
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