I agree, I heard that astronaut cannot pee or shit while they are in space.: X: b* M( w% W4 B( P
It must be a painful joruney.
& K# v' D6 \6 ?# H$ V4 {Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
! P( M" V& X& L公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics,
i" M# a. D9 {: W" [you need to switch school.1 Z, M& G! `' R
There is no 地心引力, but "gravitational" force only.tvb now,tvbnow,bttvb0 E' v4 |4 C3 z( T8 J
A simple meaning of Gravitational force = the force of attraction between any
! r9 y8 O. M; t5 H: \two masses.- X, h: W+ D3 B3 g8 |4 l
( _% \% B' N$ C5 j4 `' ETVBNOW 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。Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
