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。0 r# `8 I+ e' n" `& l* a R+ z
It must be a painful joruney.
' m) x6 ^7 @- ~# _/ \7 w公仔箱論壇Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
4 ~ k* p9 o8 X7 HTVBNOW 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。I suggest you pack and pick other subject instead, if you really like Physics,
: @. p3 \) J& Y4 g5.39.217.76you need to switch school.- {0 u* s+ c& p1 |. V# M
There is no 地心引力, but "gravitational" force only.公仔箱論壇! K& k: X& D; q
A simple meaning of Gravitational force = the force of attraction between any 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。& m! b6 }" m4 G+ Q& f% j
two masses.tvb now,tvbnow,bttvb4 Q; B4 p/ V0 B$ M
: z; `# V0 W# D# W I% `3 yGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
