I agree, I heard that astronaut cannot pee or shit while they are in space.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。. P. o! r7 k3 d6 j7 V3 L
It must be a painful joruney.tvb now,tvbnow,bttvb0 k& e+ M2 e( [) H K
Oh BTW, if your lecturer talks about "地心引力" in your Physics class.5.39.217.77& j3 p0 z# F( I# W" b
I suggest you pack and pick other subject instead, if you really like Physics,
# [/ v0 e; a0 ?. KTVBNOW 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., l$ ^5 [3 q' n+ S4 B0 X
There is no 地心引力, but "gravitational" force only.
. @7 e; e# B+ _; [A simple meaning of Gravitational force = the force of attraction between any
6 i6 r0 o/ i/ y% Ttwo masses.
p5 c/ {+ h/ H% {tvb now,tvbnow,bttvbtvb now,tvbnow,bttvb8 z/ B0 W) h, o' r% C/ x; L; g+ O
Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
