Originally posted by seafireson2 at 2006-5-8 10:24 PM:$ z- K) \" _& @( {# p' B/ Q
如果北極有個洞真穿南極,
您跌入去,...
Originally posted by milk~~ at 2006-5-8 10:38 PM:4 W: ~7 a: i2 q" b4 ]
對~~!
simple harmonic motion
Originally posted by fung at 2006-5-8 11:22 PM:& `3 w+ B+ A+ ~$ ]3 p( |
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仲要with damping
Originally posted by gaye at 2006-5-8 11:35 PM:' {, ]% v3 r, }; `; A6 ?( S) l% [2 Y
但假如我唔係 North Pole jump 落...
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 spector.R at 2006-5-8 20:51:
忽然有個奇想...你地有冇諗過9 Z i$ O& q5 |9 e
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假設...
Originally posted by 機密 at 2006-5-9 12:10 AM:- S7 v" F2 ]7 g- `! c. f& s& c
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:
但假如我唔係 North Pole jump 落...
Originally posted by 機密 at 2006-5-9 12:10 AM:
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:% N$ k6 c/ M b; u {9 U" |
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:+ C8 Q- P& b4 g; |
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咁我諗要睇你點define上同落
...
Originally posted by spector.R at 2006-5-9 19:37:2 s/ q( T9 w: b2 L* {6 b( b
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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