I agree, I heard that astronaut cannot pee or shit while they are in space.
" M8 m8 b; n" C) h! U1 G( _5.39.217.77It must be a painful joruney.tvb now,tvbnow,bttvb. ]$ P1 }1 y- E2 w; ?
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.tvb now,tvbnow,bttvb% Q6 T2 |9 O2 q, q2 x, E
I suggest you pack and pick other subject instead, if you really like Physics, 公仔箱論壇' o" G, z3 V% k8 p- v* o
you need to switch school.TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。" t; e% t! y# w/ j* j
There is no 地心引力, but "gravitational" force only.
& s% I+ A8 C2 q) p6 s5.39.217.77A simple meaning of Gravitational force = the force of attraction between any
/ ^! B! _1 G7 ]2 I0 x2 Xtwo masses.公仔箱論壇9 P. _: [4 _+ q: N! B. |, o8 ~* \
5.39.217.779 _' R, ~- A- ?
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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