mamasing

I agree, I heard that astronaut cannot pee or shit while they are in space.
" ?. [' T0 n$ H. Y) V公仔箱論壇It must be a painful joruney.
; A# `  F( z. i1 r4 xTVBNOW 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。Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
; J: ?+ {; \4 k' ?. `I suggest you pack and pick other subject instead, if you really like Physics, tvb now,tvbnow,bttvb" n5 u2 x# r& |  U4 e0 E
you need to switch school.6 t+ }. b* t- u" h
There is no 地心引力, but "gravitational" force only.
+ F: e% L  }: M: k8 |) V8 J+ \A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇( h+ k/ l% _9 Z
two masses.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。+ a7 G: {& l" T0 Z( i% U% d
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。1 V; A" q. C1 N+ V
Gosh, I got fooled by my HK Physics teacher many years ago.