演示實驗&影片B 轉動力學篇
實驗器材 (視器材狀況放置)
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參考網址
Swinging Balls
a http://hyperphysics.phy-astr.gsu.edu/hbase/hframe.html
b. Isolated system add damping
Vortx spin
a.Autism Toy Vortx (spiralwishingwells.com)
b.https://www.youtube.com/watch?v=MjO6YEFT3Bg
e. Use above 4.b damping ideal to find the methods to reduce the strength of tornado,typhoon.