Originally posted by seafireson2 at 2006-5-8 10:24 PM:
如果北極有個洞真穿南極, 1 y4 ?/ B3 \ S3 n+ E5 ?8 l6 a4 s
您跌入去,...
Originally posted by milk~~ at 2006-5-8 10:38 PM:
6 ?0 o+ C, t ?5 [3 f# C
對~~!
simple harmonic motion
Originally posted by fung at 2006-5-8 11:22 PM:
, x; A5 B" S( t) R& H
仲要with damping
Originally posted by gaye at 2006-5-8 11:35 PM:
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但假如我唔係 North Pole jump 落...
Originally posted by gaye at 2006-5-8 11:35 PM:
但假如我唔係 North Pole jump 落...
Originally posted by spector.R at 2006-5-8 20:51:$ v8 w$ ^5 T3 |6 y" s: U( ~
忽然有個奇想...你地有冇諗過
假設...
Originally posted by 機密 at 2006-5-9 12:10 AM:
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無乜可能,除了極熱之外,還要頂得住地心的高壓! 未到對面你都變左屎餅啦! 瓜!![]()
Originally posted by gaye at 2006-5-8 11:35 PM:: y) t+ B0 i$ Q
# ^ W: S7 \, E1 N: L
2 v' }% B- f$ N6 W6 Z, j8 e9 @2 b. g
但假如我唔係 North Pole jump 落...
Originally posted by 機密 at 2006-5-9 12:10 AM: o; k7 e) g3 \8 J
9 m8 B9 U5 X7 {$ F
無乜可能,除了極熱之外,還要頂得住地心的高壓! 未到對面你都變左屎餅啦! 瓜!![]()
Originally posted by seafireson2 at 2006-5-9 00:15:4 w' R0 P1 A( H' B# U
7 c( ^. v6 c7 \. t/ T
都話明"假設"ar!!!!!!假設唔一定要正確ga.............
Originally posted by fung at 2006-5-9 12:03 AM:7 w% R0 b' q I7 A9 K& Q8 o
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# B6 v( M$ L( N/ i3 l4 c( X6 `7 |
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咁我諗要睇你點define上同落" R7 F( m2 \& `1 h' z9 R! S
...
Originally posted by spector.R at 2006-5-9 19:37:6 |/ z4 G9 u. s; b6 F* m
我諗要達成呢個創舉仲難過派人上火星....
Originally posted by 奇 at 2006-5-9 09:22 PM:
我反而想知"下降"速度幾多?![]()
Originally posted by FishyR at 2006-5-9 05:09 PM:
我結論係去唔到最中心, 而喺地心同地面之間停下來. 喺個點係無地心吸力, 因地面質量對我所做成o既萬有引力, 同地心質量對我所做成o既萬有引力喺對等.
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