I agree, I heard that astronaut cannot pee or shit while they are in space.3 {' w2 B3 W! R- c, S5 O
It must be a painful joruney./ I( k8 z' G( ^/ I* u
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.' N9 B2 o* r1 e$ Y# _3 C3 L, i& _4 s! J! @
I suggest you pack and pick other subject instead, if you really like Physics, 公仔箱論壇. n2 D* K+ @3 Z9 w) H" p# t8 H
you need to switch school.7 i K1 _6 S( p) T; ?
There is no 地心引力, but "gravitational" force only.
3 G2 u( U9 Q7 R% [5 t S- k: x公仔箱論壇A simple meaning of Gravitational force = the force of attraction between any www2.tvboxnow.com# A3 [& A) V" g2 N
two masses.tvb now,tvbnow,bttvb, ^. [% Q0 c! w1 y
/ `$ y. c7 N! g5 a: zTVBNOW 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。Gosh, I got fooled by my HK Physics teacher many years ago. |