I agree, I heard that astronaut cannot pee or shit while they are in space.5.39.217.77:8898, T' S- b. Q& t! O* M
It must be a painful joruney.
) D8 I9 d5 y. o. j5.39.217.77:8898Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
3 F' {8 J" l: V4 R5 Dtvb now,tvbnow,bttvbI suggest you pack and pick other subject instead, if you really like Physics,
" p! h' q5 I: ~" N9 ~) K3 nyou need to switch school.tvb now,tvbnow,bttvb( O/ k2 K8 n, N. d
There is no 地心引力, but "gravitational" force only.
$ F$ p) d" z" u0 o( P2 d; wtvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any 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。& h/ J0 f7 q9 G. V
two masses.
, u' F/ a+ \9 L$ Qtvb now,tvbnow,bttvb
$ Y Z; ]4 ^$ f, V- j5 B4 j7 Q/ ltvb 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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