I agree, I heard that astronaut cannot pee or shit while they are in space.
7 o+ e1 ]) a9 F! Qtvb now,tvbnow,bttvbIt must be a painful joruney.
4 R( v, @/ u" [) Stvb now,tvbnow,bttvbOh BTW, if your lecturer talks about "地心引力" in your Physics class.
; l+ @$ b, I+ g8 B; KI suggest you pack and pick other subject instead, if you really like Physics,
& f& i( [6 [; m$ Xtvb now,tvbnow,bttvbyou need to switch school.5.39.217.77: Z, e* f. b: c
There is no 地心引力, but "gravitational" force only.
& q& e' ]& s( l) W公仔箱論壇A simple meaning of Gravitational force = the force of attraction between any
6 s7 s: |. Z9 \1 u" P7 htwo masses.5.39.217.77+ j3 R/ c- I% B8 X! B3 u
1 R2 ^! _ @) QGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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