I agree, I heard that astronaut cannot pee or shit while they are in space.; v" [/ G3 g9 P8 C
It must be a painful joruney.
4 y9 X! i& l0 s8 i& g6 y5.39.217.76Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
7 Y3 [0 _) `! ~- r; Ltvb now,tvbnow,bttvbI suggest you pack and pick other subject instead, if you really like Physics,
L. X/ T" b3 _6 Ttvb now,tvbnow,bttvbyou need to switch school.
0 H6 ~. c8 y4 s7 v5.39.217.76There is no 地心引力, but "gravitational" force only.
+ z' }/ ~& G0 p; atvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any
9 N, T) [5 R" c9 L4 J2 vtwo masses.
$ s- l" J, m3 M5 t4 [! x+ i
: K8 i& r, _* ltvb 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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