I agree, I heard that astronaut cannot pee or shit while they are in space.
5 P' u9 H# W: H! {5 `It must be a painful joruney.
. L% A# g% q( U1 LTVBNOW 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。Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
! y$ M5 H. o+ V" T, \" ZI suggest you pack and pick other subject instead, if you really like Physics, " Z: k. M" h* Y* N
you need to switch school.5.39.217.769 U# x2 [. i. x, q: j
There is no 地心引力, but "gravitational" force only.
. b% n0 E" ^/ G; s( r- Rtvb now,tvbnow,bttvbA simple meaning of Gravitational force = the force of attraction between any
/ Y; S0 ]+ F8 F! S6 q, u( Ntvb now,tvbnow,bttvbtwo masses.
' O/ w6 n% I# U0 q( [+ L
( g2 m$ f! S3 b: V; K3 E$ B* N* N5.39.217.76Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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