I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇 }+ }) I4 k4 d1 B
It must be a painful joruney.www2.tvboxnow.com! b# ]5 @1 Z# m: y. c# t9 ?
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
7 k6 m \( q6 x7 W8 C5 x/ mTVBNOW 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,
. e1 k- D0 t! q. \tvb now,tvbnow,bttvbyou need to switch school.tvb now,tvbnow,bttvb& _% q0 w o+ ]& p) O
There is no 地心引力, but "gravitational" force only.公仔箱論壇% Q) Y' E9 v' G" Z4 j! W5 Z
A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇7 W- C2 I# g I1 j# q
two masses.- R7 a8 n2 @; \5 Z- R
& y# r- p8 u3 |( r0 D' J* x
Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
