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。; M* ?4 J( e! Y [9 C
It must be a painful joruney.9 U q8 a6 }" F0 @2 K% M: I6 P
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.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。- z% O: j0 d8 W
I suggest you pack and pick other subject instead, if you really like Physics, 5.39.217.76# `( Z# k1 a) d: t: v/ I) H
you need to switch school.% {& [' }2 r( b) ]
There is no 地心引力, but "gravitational" force only.
$ c+ [/ e3 a# j4 t公仔箱論壇A simple meaning of Gravitational force = the force of attraction between any
8 v1 i& }) [: M* e/ W0 Utvb now,tvbnow,bttvbtwo masses.5 B4 B% _0 ^4 [; d2 I; }3 V/ h
公仔箱論壇7 h" V# i& l0 b+ m% i4 z7 N- n
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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