I agree, I heard that astronaut cannot pee or shit while they are in space.
- Q' c! ]; x5 h0 C: w# b% ktvb now,tvbnow,bttvbIt must be a painful joruney.
) x. r+ w- a4 K2 ?) E, MTVBNOW 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.
- r- X( G" T2 v( K2 u" u, m5.39.217.77:8898I suggest you pack and pick other subject instead, if you really like Physics,
. i- n$ m9 i4 o. Z0 m+ e* _5.39.217.77:8898you need to switch school.6 w9 [+ }5 h- r# U5 d
There is no 地心引力, but "gravitational" force only.
1 `: j% p6 ?+ O7 }6 x' Ptvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any
4 L* Z( z: ]! U( H% r5.39.217.77:8898two masses.
8 G0 `1 z) T1 |, P1 G- w/ J2 e, btvb now,tvbnow,bttvb
; v2 x9 G' y! _公仔箱論壇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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