I agree, I heard that astronaut cannot pee or shit while they are in space.
# ]6 _- g1 H% Xtvb now,tvbnow,bttvbIt must be a painful joruney.
, n" H% t" o) Q8 G# mOh BTW, if your lecturer talks about "地心引力" in your Physics class.
; p) X6 D- p) g8 p: V公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics, 5.39.217.76! o7 z3 X4 {7 {1 M) e
you need to switch school.
. Z: d/ P3 U2 ttvb now,tvbnow,bttvbThere is no 地心引力, but "gravitational" force only.
2 L3 [1 V4 [- j; C3 Y公仔箱論壇A simple meaning of Gravitational force = the force of attraction between any
+ s+ u, s& N7 F+ Wtvb now,tvbnow,bttvbtwo masses.公仔箱論壇+ h: L1 `6 O: a' o( \3 h( I3 B
5.39.217.76, ]1 B7 X* \2 o+ F+ u! V8 ?2 p5 `
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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