I agree, I heard that astronaut cannot pee or shit while they are in space.
' i4 \6 J# o8 K0 T6 f5 g' Z8 bIt must be a painful joruney.) _8 \) o2 J* e6 a' x4 l6 e
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
3 W5 g; z8 @7 ~ X: Qtvb now,tvbnow,bttvbI suggest you pack and pick other subject instead, if you really like Physics, 9 N* C- f/ D- B. X+ n
you need to switch school.tvb now,tvbnow,bttvb" M; f3 P; @! F" _( z+ y+ f! q7 r6 c
There is no 地心引力, but "gravitational" force only.
B* O3 P2 X2 E R" C2 l+ Gtvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any
( o) u5 c$ h4 ~) LTVBNOW 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。two masses.2 D) U, I4 i$ w) b
9 e6 M) j4 f9 A I: B5 U& @公仔箱論壇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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