Originally posted by seafireson2 at 2006-5-8 10:24 PM:
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:0 A$ Y( U. m, n
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simple harmonic motion
Originally posted by fung at 2006-5-8 11:22 PM:
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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:7 S$ @ g+ r. o. V/ w- W
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
假設...
Originally posted by 機密 at 2006-5-9 12:10 AM:/ B0 Z o$ C' o m1 }$ _
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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:
但假如我唔係 North Pole jump 落...
Originally posted by 機密 at 2006-5-9 12:10 AM:0 n8 C! g D$ C6 A4 x
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:% C5 I1 Y+ x# o0 s
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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:
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咁我諗要睇你點define上同落3 D) f' o0 R' p4 a) j
...
Originally posted by spector.R at 2006-5-9 19:37:, d( J& P5 ], \1 e0 a1 u/ y1 D
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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