I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇5 U) z: \( B" T# P# R
It must be a painful joruney.
) b0 ^$ m8 m, p, C& F- F公仔箱論壇Oh BTW, if your lecturer talks about "地心引力" in your Physics class.tvb now,tvbnow,bttvb6 b- L, F: P z% T- ]* R
I suggest you pack and pick other subject instead, if you really like Physics,
; v) L: I4 L4 F3 r公仔箱論壇you need to switch school.公仔箱論壇: r0 l; T6 C0 T* n7 Z0 Z& z
There is no 地心引力, but "gravitational" force only.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。9 a- m3 |: e* i) P
A simple meaning of Gravitational force = the force of attraction between any
5 Z1 i+ g# [& p: N" |. gtvb now,tvbnow,bttvbtwo masses.
6 R" A6 a3 x8 t0 k! gtvb now,tvbnow,bttvb5.39.217.77:88989 l% n1 f3 y$ T! p6 }2 l
Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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