I agree, I heard that astronaut cannot pee or shit while they are in space.
+ s/ p* Y2 G- s5 a" U6 P- YTVBNOW 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。It must be a painful joruney.tvb now,tvbnow,bttvb; y" ]) D# n& [6 s9 I2 ?
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
: E% t, ?' _5 S8 Dtvb now,tvbnow,bttvbI suggest you pack and pick other subject instead, if you really like Physics,
4 D) r0 ?9 o- A# G2 C公仔箱論壇you need to switch school.
5 \* _5 [2 j+ y3 @/ m1 CThere is no 地心引力, but "gravitational" force only.
" R% B0 `$ G+ f1 X9 qtvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any 5.39.217.77:8898 i4 Y% z1 m& W+ U2 W% y; ?
two masses.
8 {9 k# A( e+ {/ N% z; q$ d4 O
& G i% J8 X4 `: WGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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