I agree, I heard that astronaut cannot pee or shit while they are in space.- g) e/ s }! i
It must be a painful joruney.公仔箱論壇- ]' v' s/ l8 G
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
/ ^( f1 a3 L1 [6 x. N2 E ?. m公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics, tvb now,tvbnow,bttvb+ ~! Z* A% c/ S2 f9 T. ?2 g
you need to switch school.
5 y7 Z; s7 D! \) k, V6 }There is no 地心引力, but "gravitational" force only.公仔箱論壇9 x8 n0 i# n/ r- m, E
A simple meaning of Gravitational force = the force of attraction between any ! V9 r: Y6 l. {" Y, ^
two masses.
, ]8 F. @5 U1 H ?
- s* j- g0 s. p+ Q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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