I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb' z# M; n; s: L8 ~& c
It must be a painful joruney." O- V7 j+ \/ b" X# ~! t
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
4 ~0 R/ V) a- G0 a4 b5 T7 X6 w公仔箱論壇I suggest you pack and pick other subject instead, if you really like Physics, . X! |! F/ u C8 n2 z" y
you need to switch school.$ s* Z% [* X4 _2 T# i" ]; _/ C
There is no 地心引力, but "gravitational" force only.
" U) f, k) n. f" [: ?- U; UA simple meaning of Gravitational force = the force of attraction between any
& t2 h) k0 o, d6 \. ]$ Utvb now,tvbnow,bttvbtwo masses.www2.tvboxnow.com- w9 B; S- F. ~7 _3 {5 ?1 ^
) H3 X, i, y2 I- |9 e, G5 \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。Gosh, I got fooled by my HK Physics teacher many years ago. |