I agree, I heard that astronaut cannot pee or shit while they are in space.
: V8 o2 |; q+ v: c" G5 D! QTVBNOW 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。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。% b) o% _# M* e. W# V: i
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
, u$ O ^7 a7 G$ Y, ^$ d$ g公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics, 公仔箱論壇( F4 X9 f+ @2 e" B3 g/ x# x; o% [
you need to switch school.
7 y- Z- I x) G; C0 Q: s0 J& j, c. WThere is no 地心引力, but "gravitational" force only.
* \ x. p0 X; t5 BA simple meaning of Gravitational force = the force of attraction between any 5.39.217.77:88986 H7 D, i9 {; z& }1 `8 K" z1 C
two masses.
: r2 I! z! L: x
1 o n3 |# W9 f) ~# @$ {0 sGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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