I agree, I heard that astronaut cannot pee or shit while they are in space.
. k% s9 p9 J7 ^; n/ z( M' {0 r/ EIt must be a painful joruney.3 K5 U1 [: h1 J1 @
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
. i" \9 |# ^0 O& _0 z$ X7 V* W5.39.217.77:8898I suggest you pack and pick other subject instead, if you really like Physics,
# ?( `) ]; Y1 W! u j7 w& l1 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。you need to switch school.* A5 \# ?0 `5 M8 u9 J2 G
There is no 地心引力, but "gravitational" force only.tvb now,tvbnow,bttvb3 a1 X5 [, Y0 q4 o, y
A simple meaning of Gravitational force = the force of attraction between any
2 w! f- h. C3 I# w( v+ j6 ntwo masses.: L9 u( n8 e! F) w7 k$ H
. i. E) Y8 i3 z- i& ^0 x- w0 |tvb now,tvbnow,bttvbGosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
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