I agree, I heard that astronaut cannot pee or shit while they are in space.公仔箱論壇. E ^+ C/ d; J3 E3 C
It must be a painful joruney.tvb now,tvbnow,bttvb: q- N) Q* F1 R( x
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.公仔箱論壇8 b, i) ?* ~" ~1 C; t
I suggest you pack and pick other subject instead, if you really like Physics,
9 l9 w1 o6 L1 p' M7 ~6 t公仔箱論壇you need to switch school.
2 F: J+ W& s; r1 w% tThere is no 地心引力, but "gravitational" force only.
* r" A3 w* j! qTVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。A simple meaning of Gravitational force = the force of attraction between any tvb now,tvbnow,bttvb# Z) t4 k w D4 h' Q
two masses.公仔箱論壇4 {4 o9 a0 a `0 A& n
tvb now,tvbnow,bttvb0 W: Q# h0 ~. g. T+ P7 p5 k9 H u
Gosh, I got fooled by my HK Physics teacher many years ago. |