I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇1 y4 G9 @2 r r2 m/ [
It must be a painful joruney.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。% h3 s3 J, J7 W4 M# Y. s+ s4 |
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.+ T7 ~7 \9 |, H
I suggest you pack and pick other subject instead, if you really like Physics, 5.39.217.77:88987 P1 w+ p& Y! ]: F3 d4 j
you need to switch school.公仔箱論壇7 ~0 e. z* `0 e3 T9 K* S; i: R6 E
There is no 地心引力, but "gravitational" force only.公仔箱論壇) E; U p+ N2 Q2 W
A simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb |$ g4 B2 E1 f2 I5 e
two masses.
/ b1 y- r' G1 j6 w5 \3 w+ y公仔箱論壇 W+ U m; A; ]+ H: m( C$ P
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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