唔該我想知道firework嘅energy change啊!!
今日之內要回答!!!
firework嘅energy change!!10點!!
2010-06-11 3:16 am
回答 (3)
2010-06-11 5:39 am
1.Chemical Energy
2.Heat Energy(煙火的熱力) +Light energy(煙火的光) + Sound energy(煙火的聲音)
2.Heat Energy(煙火的熱力) +Light energy(煙火的光) + Sound energy(煙火的聲音)
2010-06-11 3:41 am
More exactly,
chemical energy --> heat --> light and sound energy
chemical energy --> heat --> light and sound energy
收錄日期: 2021-04-29 17:36:50
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20100610000051KK01363