
Originally posted by seafireson2 at 2006-5-8 10:24 PM:0 X5 v1 r. z: M, G- u8 j
如果北極有個洞真穿南極, ( K- V9 I2 y9 J3 z' U8 g7 \
您跌入去,...
Originally posted by milk~~ at 2006-5-8 10:38 PM:- q m8 O4 D& |# |
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對~~!
simple harmonic motion
Originally posted by fung at 2006-5-8 11:22 PM:% i3 O7 _, e8 S" g% }
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仲要with damping
Originally posted by gaye at 2006-5-8 11:35 PM:& M1 b# W& Z0 q' ^ F4 F
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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:& s' t: N1 k b3 _- w1 L0 i
忽然有個奇想...你地有冇諗過0 x, Q/ M1 D8 `6 X$ y/ R7 {7 G2 c
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假設...
Originally posted by 機密 at 2006-5-9 12:10 AM:& [+ H) o9 i* E0 |9 m: i! f
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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:: s! n) V1 C% I r" z4 J p
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但假如我唔係 North Pole jump 落...
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 seafireson2 at 2006-5-9 00:15:* q1 [: q$ P, F- u0 R: [5 ^% k. x
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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
...
Originally posted by spector.R at 2006-5-9 19:37:
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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