I agree, I heard that astronaut cannot pee or shit while they are in space.
/ U4 z" p% K# l' t( v. x* L; O" F公仔箱論壇It must be a painful joruney.
( P6 X; r* z8 M m( d公仔箱論壇Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
, ]1 G9 x* s* yI 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。8 a5 }$ X) }! L9 U6 B, @* t( {
you need to switch school.
4 m- D" j/ R' t6 Z! [, Q5.39.217.77:8898There is no 地心引力, but "gravitational" force only.
6 i, j( W: h1 L9 g9 Q; mA simple meaning of Gravitational force = the force of attraction between any
' m4 e1 i8 O( Z$ W9 ?tvb now,tvbnow,bttvbtwo masses.
( {) |4 M4 o8 X! Itvb now,tvbnow,bttvb. d, b# b# f! F8 j' i8 o
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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