I agree, I heard that astronaut cannot pee or shit while they are in space.
' z: _- L; e$ R" G9 P s2 ~tvb now,tvbnow,bttvbIt must be a painful joruney.
* R! u$ j* y" j" x6 n! NOh BTW, if your lecturer talks about "地心引力" in your Physics class.os.tvboxnow.com, t$ u2 p" I# {
I suggest you pack and pick other subject instead, if you really like Physics, 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。% W1 ~& i2 M1 T* ~) ^! o
you need to switch school.( M5 o" x9 l) ~- m
There is no 地心引力, but "gravitational" force only.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。 @# ^% l Z+ @+ t; d
A simple meaning of Gravitational force = the force of attraction between any os.tvboxnow.com" j/ t: k, G2 q2 w) B
two masses.os.tvboxnow.com; D5 G1 N* R; Z( H
( K# C$ O6 ~3 f: ]tvb 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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