I agree, I heard that astronaut cannot pee or shit while they are in space.www2.tvboxnow.com, S% W/ Q' l5 a p, ^
It must be a painful joruney.
j/ D( U# V" t' A; q2 g/ Fwww2.tvboxnow.comOh BTW, if your lecturer talks about "地心引力" in your Physics class.
3 y$ W) C' j% I; |0 rTVBNOW 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。I suggest you pack and pick other subject instead, if you really like Physics, 公仔箱論壇+ G& Y L. Z2 H' ^3 ?. g# ?
you need to switch school.
( Q" b$ ]7 R3 P+ I公仔箱論壇There is no 地心引力, but "gravitational" force only.! b Q- s/ O' Q2 }6 [( W1 {( t
A simple meaning of Gravitational force = the force of attraction between any 公仔箱論壇9 Z: e& `" G; Y
two masses.www2.tvboxnow.com, T; H& A* m, p( V i! @! D
' n+ R0 s1 E8 {4 L* i, l6 V* Gwww2.tvboxnow.comGosh, I got fooled by my HK Physics teacher many years ago. |