I agree, I heard that astronaut cannot pee or shit while they are in space. F! f2 u/ ~* d8 l+ M
It must be a painful joruney.
9 o% u( y8 `1 O0 j. F# ~! i. O6 @4 P! Ewww2.tvboxnow.comOh BTW, if your lecturer talks about "地心引力" in your Physics class.
5 `& z1 t: d% R9 W) T# @; SI suggest you pack and pick other subject instead, if you really like Physics, tvb now,tvbnow,bttvb Z; L9 z' a7 D+ c& q' g/ y
you need to switch school.公仔箱論壇! V8 {2 d$ e6 N) e. u1 s& {
There is no 地心引力, but "gravitational" force only.www2.tvboxnow.com& H& D! x1 U, c% \
A simple meaning of Gravitational force = the force of attraction between any ) r6 {7 f0 B0 [1 H/ p4 q! t4 A6 L
two masses.+ [) r# z! F/ j+ J3 a
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。: l6 a g+ b5 `3 ~: b
Gosh, I got fooled by my HK Physics teacher many years ago. |