I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb5 g& R# A0 M# {! D/ _
It must be a painful joruney.3 b1 W( p: M8 \' m0 x; q! K1 j
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.公仔箱論壇7 e: e, [4 v e" V9 P9 K4 R' t* J2 H& i
I suggest you pack and pick other subject instead, if you really like Physics,
' M$ e/ \3 P7 S- J& M公仔箱論壇you need to switch school.
# J$ b6 x2 i9 W: i- ]! I7 ^There is no 地心引力, but "gravitational" force only.
; g( n E% P- V: k" ?. w6 Twww2.tvboxnow.comA simple meaning of Gravitational force = the force of attraction between any . H9 @, z5 H2 y1 ^% B% F
two masses.
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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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