mamasing

I agree, I heard that astronaut cannot pee or shit while they are in space.
4 ~& x- @  o+ `2 ]8 {1 j4 y8 [公仔箱論壇It must be a painful joruney.- ~) B4 j8 C1 v( N$ B" j2 {* n
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.公仔箱論壇  Q. I7 `$ s% J  r2 d
I suggest you pack and pick other subject instead, if you really like Physics,
: Q6 `% ?4 ^8 u- d! h8 C) \% @tvb now,tvbnow,bttvbyou need to switch school.6 l: |; y' G( S7 e2 N9 j! K% M! k9 Z
There is no 地心引力, but "gravitational" force only.公仔箱論壇6 c! e; D% |# Q4 M4 K- G
A simple meaning of Gravitational force = the force of attraction between any
# U9 ~& y9 V% C3 O7 S& LTVBNOW 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。two masses.
6 U6 T. r1 B& L9 c2 S: TTVBNOW 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。5.39.217.77:8898" J( ]2 N+ Z. ~0 W: P1 D
Gosh, I got fooled by my HK Physics teacher many years ago.