I agree, I heard that astronaut cannot pee or shit while they are in space./ G0 R7 |& C7 X$ M2 k5 O8 ?/ I! j
It must be a painful joruney.
! [9 _6 b2 N/ g |Oh BTW, if your lecturer talks about "地心引力" in your Physics class.
4 w8 i' B! r1 H' `I suggest you pack and pick other subject instead, if you really like Physics,
) f' R* M* o. s7 G2 Swww3.tvboxnow.comyou need to switch school.3 L' S1 W4 h3 \( f: \
There is no 地心引力, but "gravitational" force only.
3 l4 e& O8 R; n" P3 w% Xwww3.tvboxnow.comA simple meaning of Gravitational force = the force of attraction between any www3.tvboxnow.com4 o- N$ D1 Y2 ^6 ~
two masses.) y4 |5 H. ]5 }2 G; M+ P4 K/ J
$ @- m( O, U' {( {' L
Gosh, I got fooled by my HK Physics teacher many years ago. |
發表於 2007-4-25 12:23 AM
| 
