mamasing

I agree, I heard that astronaut cannot pee or shit while they are in space.
" w( Q1 B1 C! \3 A/ v- B公仔箱論壇It must be a painful joruney.
% H: o! A" A! L+ |公仔箱論壇Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
6 ?' P! G/ u1 ~+ nTVBNOW 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, 5.39.217.77  j  Y; _0 U& n4 b6 w3 I$ [! X' n
you need to switch school.公仔箱論壇* W6 e8 {1 y) i# P/ R$ b
There is no 地心引力, but "gravitational" force only.tvb now,tvbnow,bttvb6 f. E9 o6 c+ W3 t% D
A simple meaning of Gravitational force = the force of attraction between any 7 D. n$ o9 t# R
two masses.5 W6 V& h' e# X" s8 p+ ?' m: b) Q
公仔箱論壇7 S/ \: m; G, W' h: g
Gosh, I got fooled by my HK Physics teacher many years ago.