I agree, I heard that astronaut cannot pee or shit while they are in space.
- y+ C" N9 J- k( dwww1.tvboxnow.comIt must be a painful joruney.
! v8 S' n6 Z/ ? B% qwww1.tvboxnow.comOh BTW, if your lecturer talks about "地心引力" in your Physics class.: |0 a3 h+ C( n+ l# \, A
I suggest you pack and pick other subject instead, if you really like Physics,
$ S5 G8 u+ E! h# ]& Vyou need to switch school.tvb now,tvbnow,bttvb/ E! b5 F/ P' P" o0 I
There is no 地心引力, but "gravitational" force only.
% G& q. D" i: X) H, ZA simple meaning of Gravitational force = the force of attraction between any
6 D# g \* f$ X3 Xtvb now,tvbnow,bttvbtwo masses.公仔箱論壇6 j3 W! h$ T5 x/ y! R) w
: U* c' h' m! ?, Utvb 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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