I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇- [7 B: n, X9 w4 _. e
It must be a painful joruney.
s1 ]% G9 |% ?) z `4 FOh BTW, if your lecturer talks about "地心引力" in your Physics class.$ I& N! b2 E* y8 K! l. l
I suggest you pack and pick other subject instead, if you really like Physics, tvb now,tvbnow,bttvb# V" _/ y$ V7 B& O
you need to switch school.
- e0 \: r: V' Z# S$ f- ?3 Vwww.tvboxnow.comThere is no 地心引力, but "gravitational" force only.
0 Z& N6 A0 w, M/ B) ^2 stvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb8 k* s+ Y1 r" W6 D
two masses.
: f* q, D. j% A# c' s& d公仔箱論壇
6 H G' o% U3 M7 MGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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