I agree, I heard that astronaut cannot pee or shit while they are in space.
* T8 b( t: {8 u1 a- aIt must be a painful joruney.
9 p5 [8 t4 X2 [; c! O) rOh BTW, if your lecturer talks about "地心引力" in your Physics class.3 [' s( ^& E, M( o" l& f5 ?
I suggest you pack and pick other subject instead, if you really like Physics, 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。9 U: R- J3 @3 L9 T& h N. o) W
you need to switch school.
/ ~+ m& G2 Z2 O. ]3 vTVBNOW 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。There is no 地心引力, but "gravitational" force only.
- ?0 }* e- D" J. B公仔箱論壇A simple meaning of Gravitational force = the force of attraction between any www3.tvboxnow.com7 I2 T2 t) y# T3 S+ p3 e
two masses.% |; V" c: b9 ^) H n
3 L( J" K) V L) O: H3 {公仔箱論壇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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