I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb8 }& y$ ]) g) O: l
It must be a painful joruney.公仔箱論壇: Y' S- E2 [7 @* n+ m6 f- |' W
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.tvb now,tvbnow,bttvb$ A; }" ?0 N3 ?6 z
I suggest you pack and pick other subject instead, if you really like Physics, 公仔箱論壇& r! ]8 {: W2 t4 G/ X
you need to switch school.
$ s1 J+ [3 g; dThere is no 地心引力, but "gravitational" force only.
( w z9 C' C4 n& hA simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb* W) [7 \: F* O* x4 A+ [. Y
two masses. B# N4 T4 u6 N _
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Gosh, I got fooled by my HK Physics teacher many years ago. |