mamasing

I agree, I heard that astronaut cannot pee or shit while they are in space.
7 X) j* m  w- V1 N" a- g' s  yIt must be a painful joruney.
$ Z) L" S+ i2 V& n  ~$ G; [Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
6 H" l( |1 d# P9 G+ }- t1 DTVBNOW 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,
1 X  N. k2 a0 n3 `! w5.39.217.77:8898you need to switch school.tvb now,tvbnow,bttvb8 @2 {+ b7 f3 x8 j, w/ |2 [2 o
There is no 地心引力, but "gravitational" force only.
' z0 A! k( j, x8 b8 t( ]A simple meaning of Gravitational force = the force of attraction between any % a+ k$ T& F: O+ A' z
two masses.5.39.217.77:8898! j) w2 X8 s# X5 F( o5 C# P1 H

9 C3 Y" B3 l* bGosh, I got fooled by my HK Physics teacher many years ago.