I agree, I heard that astronaut cannot pee or shit while they are in space.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。3 Y m4 r) D4 \
It must be a painful joruney.tvb now,tvbnow,bttvb5 Q. W# G- p+ ~
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.5 O: n) G8 V3 F v* k
I suggest you pack and pick other subject instead, if you really like Physics, 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。8 I" V2 S$ Q+ O% u
you need to switch school.tvb now,tvbnow,bttvb/ }2 h; ?" L: \% ?+ t
There is no 地心引力, but "gravitational" force only.) A& P- c6 Y4 X7 j" D6 ~# S2 d
A simple meaning of Gravitational force = the force of attraction between any
' _' A9 v+ R* Qtwo masses.www2.tvboxnow.com- M6 {# M& ^1 Q# `* L
1 b& G; o: D* C) }. lGosh, I got fooled by my HK Physics teacher many years ago. |