I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb& h2 k' B7 U" N, @( V1 O2 `+ ~2 ~
It must be a painful joruney.
* |; {2 k$ L8 S/ _2 h; K p4 H公仔箱論壇Oh BTW, if your lecturer talks about "地心引力" in your Physics class.公仔箱論壇! G8 b& n8 u6 x* {* u' r. }
I suggest you pack and pick other subject instead, if you really like Physics,
, ^4 Q( `9 [/ t9 _1 z/ I公仔箱論壇you need to switch school.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。" t4 S* f0 s( x0 J, r9 ?& f3 B
There is no 地心引力, but "gravitational" force only.tvb now,tvbnow,bttvb8 ?9 z$ n8 }; N2 I
A simple meaning of Gravitational force = the force of attraction between any ! W' G 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。* c) s* \$ C; t9 h3 p/ U
tvb now,tvbnow,bttvb* N4 y8 M5 \1 M; [
Gosh, I got fooled by my HK Physics teacher many years ago. |