I agree, I heard that astronaut cannot pee or shit while they are in space.tvb now,tvbnow,bttvb& U1 ^. f( x, u
It must be a painful joruney.公仔箱論壇- F5 T2 Q% M% D3 [: p6 `! {( {, w* f6 L
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.www2.tvboxnow.com# N1 _ e9 t F0 p1 i
I suggest you pack and pick other subject instead, if you really like Physics,
) {: M$ h: p$ u9 b9 P7 O6 ?# Vyou need to switch school.tvb now,tvbnow,bttvb( }- g, z" w, c* K: h0 S
There is no 地心引力, but "gravitational" force only.7 @! ~3 I6 s f; g' l
A simple meaning of Gravitational force = the force of attraction between any " q; J: F4 @: \$ c$ H
two masses.
( A+ P! W5 w) {. N0 B# }www2.tvboxnow.comTVBNOW 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。! J% }+ A" w! n' W: {# i" p
Gosh, I got fooled by my HK Physics teacher many years ago. |