I agree, I heard that astronaut cannot pee or shit while they are in space.
" x4 u6 l9 L( y. A" z; swww2.tvboxnow.comIt must be a painful joruney.www2.tvboxnow.com, d/ Y1 O. V3 V" f
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.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。5 f* F) f9 t& i# Y& i( I& U& U5 g
I suggest you pack and pick other subject instead, if you really like Physics, - S; Q: G/ M& _9 L1 ]# ]
you need to switch school.
) Y W+ t/ S: OThere is no 地心引力, but "gravitational" force only.* k: V1 p9 o! q) K
A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇 m k' c+ U" R! f3 r: @
two masses.tvb now,tvbnow,bttvb2 }, w4 @5 A5 L$ c/ j& R; S. F6 a
: G7 n- H+ m6 i+ x/ x& ~5 ktvb now,tvbnow,bttvbGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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