I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇5 v3 _8 c8 V% }4 t
It must be a painful joruney.
0 @3 \5 Q* w8 O$ ]! K8 [Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
! V+ I% y b) Y: M! h公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics, tvb now,tvbnow,bttvb/ k5 l! [3 e& \
you need to switch school./ l; ^4 N, B+ l; f% w4 {8 p
There is no 地心引力, but "gravitational" force only.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。- E+ h6 w. g1 e6 ]5 _; b- p
A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇6 U( v% e; z6 E0 s$ a
two masses.4 E+ y& I# k& a# t! g
' h6 Q) g, q2 P: D+ Y# Y5 PTVBNOW 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
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