I agree, I heard that astronaut cannot pee or shit while they are in space.& F; U/ K2 n8 w3 v$ L* i( z4 x
It must be a painful joruney.+ Y+ @& j9 b6 j7 S5 m9 R8 k7 h- z* C
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.% |' E* w- ~. p3 _" K
I suggest you pack and pick other subject instead, if you really like Physics, TVBNOW 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。, z+ U' p7 k p. H" C6 K7 r
you need to switch school.7 P+ c' Z/ I0 b0 X/ A0 U
There is no 地心引力, but "gravitational" force only.
% h* r: f. T; V9 \公仔箱論壇A simple meaning of Gravitational force = the force of attraction between any
, q1 z# Q$ D; ltwo masses.
9 a) k1 z* k8 j
( Q* I/ o4 R" u1 nGosh, I got fooled by my HK Physics teacher many years ago. |