I agree, I heard that astronaut cannot pee or shit while they are in space.
9 ]$ H9 }8 k' d4 f8 U2 S5 {( FIt must be a painful joruney.3 u" {! F: M$ w; E1 p
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
7 v+ `$ l0 D" E4 BI suggest you pack and pick other subject instead, if you really like Physics, 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。% r) ~$ }8 ^9 J9 [4 f, ^9 m
you need to switch school.公仔箱論壇$ n- M/ |7 J+ x- w, Z7 O
There is no 地心引力, but "gravitational" force only.
& N7 E3 e$ W$ ^( H qtvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇, [9 {& X4 w8 y' T
two 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。% l" C) F }9 ~. m! H$ V7 R
) W! h6 I8 I# k _) v0 xGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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