I agree, I heard that astronaut cannot pee or shit while they are in space.8 l+ t6 I+ [8 i0 e8 k4 X
It must be a painful joruney.www3.tvboxnow.com7 L6 U s) k4 U) q. ^; B
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
! C1 G) ], M3 s1 ?6 b! @3 o3 Cwww3.tvboxnow.comI suggest you pack and pick other subject instead, if you really like Physics, 3 j X: A) t6 d+ |) E
you need to switch school.tvb now,tvbnow,bttvb; h' P' r0 e9 P( R' l1 t% H
There is no 地心引力, but "gravitational" force only.公仔箱論壇; q M* |( L. {5 t- o/ n+ E+ g
A simple meaning of Gravitational force = the force of attraction between any
1 e1 s! c# }5 \9 \tvb now,tvbnow,bttvbtwo masses.
@# E! a! |4 ^! [公仔箱論壇
6 r7 m, X4 E0 k6 ^4 {3 F公仔箱論壇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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