I agree, I heard that astronaut cannot pee or shit while they are in space.
) Z6 O* ]% z/ {* m @" f- y+ S, OIt must be a painful joruney.3 k6 n: N% C" p0 {
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.5.39.217.77:8898: `* N( I2 m3 ?0 G; k
I suggest you pack and pick other subject instead, if you really like Physics, ; @/ ]- T) u, I
you need to switch school.
8 k4 p/ k+ Y' z- ^* ^9 xtvb now,tvbnow,bttvbThere is no 地心引力, but "gravitational" force only.) }" J4 X6 n# T* w' c
A simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb3 J7 m; r* |1 v v! n ?
two masses.
; v" G% o& H! V" X7 P; W3 u3 F. |8 B& ]5 E
Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
