I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇, l2 |0 r9 q4 W' b$ P
It must be a painful joruney.5.39.217.76* W! v( m1 S6 N; a" C
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
& h+ m: c% d: M' d eI suggest you pack and pick other subject instead, if you really like Physics,
! R. J* V3 c6 D0 L1 Hyou need to switch school.$ |' }* g7 b" o
There is no 地心引力, but "gravitational" force only.2 h0 u. f0 E( m' u
A simple meaning of Gravitational force = the force of attraction between any
1 b5 h9 O& |1 ` H/ e/ \tvb now,tvbnow,bttvbtwo masses.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 u& Y5 o% b' g7 q- F7 ~3 a
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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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