I agree, I heard that astronaut cannot pee or shit while they are in space.TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。3 g3 A) L. t ]' n: L2 @( F
It must be a painful joruney.tvb now,tvbnow,bttvb3 _3 I9 L- ~( }: F
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。: K: C. j3 @& D1 F+ z: J( y
I suggest you pack and pick other subject instead, if you really like Physics,
F- @$ z. ?8 y+ O' I! U公仔箱論壇you need to switch school.TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。6 N+ `( B0 D7 O+ D7 H
There is no 地心引力, but "gravitational" force only.
# [" q8 g+ I' F9 V% z5.39.217.76A simple meaning of Gravitational force = the force of attraction between any
7 X9 p) |- D7 U& y* etvb now,tvbnow,bttvbtwo masses.tvb now,tvbnow,bttvb& i' t6 h- k5 m0 Z0 F2 A
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Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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