I agree, I heard that astronaut cannot pee or shit while they are in space.
" H0 T* Q+ V s3 G% u公仔箱論壇It must be a painful joruney.
) q; }+ q/ ?9 @7 q( WTVBNOW 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。Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
2 C O% g( R4 Owww1.tvboxnow.comI suggest you pack and pick other subject instead, if you really like Physics, : a2 I& ~5 N! n
you need to switch school.0 F' ^+ m3 D" T
There is no 地心引力, but "gravitational" force only.www1.tvboxnow.com; M+ W- h" D- f1 z
A simple meaning of Gravitational force = the force of attraction between any ' a+ W5 q+ B7 T9 r& y
two masses.
# d) S3 s1 O; M7 J, q公仔箱論壇$ H8 z( ? I) U4 f! K) w
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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