I agree, I heard that astronaut cannot pee or shit while they are in space.
0 `7 P {7 l$ e5 g+ ?公仔箱論壇It must be a painful joruney.
$ U$ z! b2 t: ptvb now,tvbnow,bttvbOh BTW, if your lecturer talks about "地心引力" in your Physics class.5.39.217.77:88988 K6 i. @" [1 c3 C5 x* K, W% p- u
I suggest you pack and pick other subject instead, if you really like Physics,
# Z* W* r! g3 n G5.39.217.77:8898you need to switch school.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。. a7 M# J" z! O9 A+ P3 X; b7 o
There is no 地心引力, but "gravitational" force only.! `/ o2 u7 ?$ ^$ s+ F0 h
A simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb# a9 X! p) ]& g4 f* K1 }3 N8 X8 n- E. x
two masses.
' W, q0 g$ l- S/ v+ i1 F) r8 ^* _公仔箱論壇
, g5 J$ |! ~; dGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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