I agree, I heard that astronaut cannot pee or shit while they are in space.
$ X- t8 _/ s5 D g) Mtvb now,tvbnow,bttvbIt must be a painful joruney.
! W! T1 ?2 X4 w9 L" W) V% ]& t" itvb now,tvbnow,bttvbOh BTW, if your lecturer talks about "地心引力" in your Physics class.www2.tvboxnow.com/ Z |0 G$ \3 r6 O1 Q r% \6 s
I suggest you pack and pick other subject instead, if you really like Physics, 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。: ^6 K. k% `% P: { \+ \! X% x! U8 X
you need to switch school.
) p+ Q0 K/ G! C8 n% c$ D# \) Ntvb now,tvbnow,bttvbThere is no 地心引力, but "gravitational" force only.
& i# ^) d# s/ _! x. R* xwww2.tvboxnow.comA simple meaning of Gravitational force = the force of attraction between any
) ^9 i+ \4 P+ w公仔箱論壇two masses.4 r& W# \7 @8 \+ l1 f6 j. l
6 F% S/ [/ R4 f& j- m" t0 w- O
Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
