在太空中航天员是没办法哭的，因为没有地心引力,眼泪流不出来 作者: mamasing 時間: 2007-4-26 09:26 AM
I agree, I heard that astronaut cannot pee or shit while they are in space. # O. P9 |/ P9 U: Rwww1.tvboxnow.comIt must be a painful joruney.公仔箱論壇$ `' {% ? q7 ~" Y7 E' I8 n
Oh BTW, if your lecturer talks about "地心引力" in your Physics class. . _" O) R1 {) {1 Q$ p/ M0 Y/ [$ T公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics, ) m" j' S# b1 H) W: F: s
you need to switch school. + _+ G( q1 e, }2 E4 A: btvb now,tvbnow,bttvbThere is no 地心引力, but "gravitational" force only. ) }4 E+ }0 m" q) T9 W! p2 T9 oA simple meaning of Gravitational force = the force of attraction between any 7 r! Q# u( l( O! r6 u' O
two masses. $ [, `- h! H/ z1 ]' T- K. C $ b) ?8 F2 l! p8 m) N$ ?+ B1 `) @tvb now,tvbnow,bttvbGosh, I got fooled by my HK Physics teacher many years ago.
