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。# d9 u4 K0 f+ V# l+ b7 E
It must be a painful joruney.
& _5 b/ r- n0 g; `8 S5.39.217.77Oh BTW, if your lecturer talks about "地心引力" in your Physics class.5.39.217.77# f' v0 v+ M; v5 I: B* \$ S# n
I suggest you pack and pick other subject instead, if you really like Physics, 5.39.217.77; V, s& S/ N* ]/ w7 q# K, F y2 h
you need to switch school.) \8 W2 ?3 y- u7 T! e) T" i( u
There is no 地心引力, but "gravitational" force only.
) S8 N" h; j: i6 A1 } ^1 e2 o9 uTVBNOW 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。A simple meaning of Gravitational force = the force of attraction between any 9 V, m3 J2 i* f
two masses.
$ ]5 M/ ]1 _: u- Q% R
7 u8 ?: m6 p3 O8 RGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
