I agree, I heard that astronaut cannot pee or shit while they are in space.
. H2 `9 _* `4 I' d8 V: Y+ `公仔箱論壇It must be a painful joruney.
+ p* l0 n9 {$ w' a7 v0 X) ]: utvb now,tvbnow,bttvbOh BTW, if your lecturer talks about "地心引力" in your Physics class.www2.tvboxnow.com7 R9 W* o" y: I9 F3 j
I suggest you pack and pick other subject instead, if you really like Physics,
5 P- K. `/ } `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。you need to switch school.
1 v* x, L4 k1 m5 O3 R) PThere is no 地心引力, but "gravitational" force only.www2.tvboxnow.com. _' c0 r5 F/ o' k* g) ~
A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇5 j+ C% a7 E3 B# f$ n$ v, f
two masses.tvb now,tvbnow,bttvb5 f. x i5 F6 B3 x" T# z
* M% M) k7 b4 `9 M2 J3 J& X
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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