I agree, I heard that astronaut cannot pee or shit while they are in space.
& \: _& F h) z& c- f' B4 G公仔箱論壇It must be a painful joruney.
$ j3 X' O4 W9 c& s D( t公仔箱論壇Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
1 b2 K& @, R% M: p7 W7 I4 ?% AI suggest you pack and pick other subject instead, if you really like Physics,
/ O+ |# H& F2 {9 uyou need to switch school.
% @( B F) A! F5 c8 ]There is no 地心引力, but "gravitational" force only.tvb now,tvbnow,bttvb* P; D6 f$ R& L. ?1 _ @
A simple meaning of Gravitational force = the force of attraction between any ; d: Y5 u$ T( @- V8 X7 n* O8 T9 M
two masses.
& v6 Y4 |( ?6 k$ t. i5.39.217.77:8898tvb now,tvbnow,bttvb2 ^( a8 `+ _: _0 g+ U9 F9 E. y* X
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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