I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇) [+ @9 C* @! [& E7 v% y7 ?% p
It must be a painful joruney.
" g: b% ^+ H# q( S2 @tvb now,tvbnow,bttvbOh BTW, if your lecturer talks about "地心引力" in your Physics class.tvb now,tvbnow,bttvb- n# z' z( Q/ `% q. ?
I suggest you pack and pick other subject instead, if you really like Physics, os.tvboxnow.com4 A+ L3 q+ L& i/ Y
you need to switch school.os.tvboxnow.com, W1 i/ [% M8 X3 R5 G& H! d
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。* A5 d* W4 K" I: o0 J9 u
A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇6 r$ t% B7 y; k. @4 Q
two masses.tvb now,tvbnow,bttvb) u( q A J7 z, M% {9 L7 Z! d
1 A- F* u) F8 a3 _6 vtvb now,tvbnow,bttvbGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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