I agree, I heard that astronaut cannot pee or shit while they are in space.5.39.217.769 E* i9 j3 W( P Z) ^! W
It must be a painful joruney.
4 ~: d* T2 ~5 s, y M: AOh BTW, if your lecturer talks about "地心引力" in your Physics class.
9 _3 n2 ~5 F* { Y7 y# mtvb now,tvbnow,bttvbI suggest you pack and pick other subject instead, if you really like Physics,
1 D! ~8 ~5 b) Q5 P2 f4 ]you need to switch school.
b( ?7 s5 ]2 Y) H$ v' ?tvb now,tvbnow,bttvbThere is no 地心引力, but "gravitational" force only.( T* g' b. p9 J5 F- W
A simple meaning of Gravitational force = the force of attraction between any
8 k* c# e3 u( H% ~7 q公仔箱論壇two masses.
/ I5 A# l- q: A0 B4 U* R5 B( o' w5.39.217.76
, A+ r" J9 E: U1 O2 z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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