seafireson2

如果北極有個洞真穿南極, & j' T, P2 a# R0 l
您跌入去,0 P0 K, C2 H6 J7 F9 V# X
您會去到達南極~
4 }9 H6 I' ]0 q. ~+ A$ w但到達南極後會吸回北極~~~1 L3 C1 C! y8 ]; S% F
到北極後又會吸回南極................
" u7 h6 L1 x. p即係好像彈簧0甘~~~8 i8 O$ P1 f7 L" _# ]7 }
(假設地球質量是平衡分佈)
" S1 e% |7 l8 j: q( U' C(answer 來自我的預科物理ar sir). Y8 |: V4 g9 b0 M9 [

9 a( y) v& k- T7 C5 Q$ W事實上,地球質量是唔平衡分佈,5 {% |6 K0 P/ u" N
so 一次反彈的力量會比一次少,
% c5 Q. d! o4 y! r+ Y* D1 Lthen 一次反彈的距離會比一次少8 n% q, D+ g% h+ w2 Y) g
最後您會停在地心......
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[ Last edited by seafireson2 on 2006-5-8 at 11:05 PM ]

seafireson2

Originally posted by gaye at 2006-5-8 11:35 PM:* M$ S( i7 f- n8 ^) R
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但假如我唔係 North Pole jump 落...

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....................==""
( o& w( X/ `" U$ K, b, \+ z爬上去定爬落去係相對...............2 Y, D5 J7 N& J
個方向係由您set......4 b2 h. Z' _2 Y7 h. ]# H
您定義north pole 係上面,0甘咪爬落law...
5 ?& B3 c# p3 k; D您定義south pole 係上面,0甘咪爬上law...! N1 j+ l9 j, T7 I) P  s
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however,點解唔simple d 呢........
# E  v: t# F8 i; B0 G/ A由地心去south pole,) N, C& i7 r  R0 u% c9 u: ~
0甘咪ok law..........

seafireson2

Originally posted by 機密 at 2006-5-9 12:10 AM:
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  G+ @6 L: }7 |1 m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！

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都話明"假設"ar!!!!!!假設唔一定要正確ga.............

seafireson2

Originally posted by FishyR at 2006-5-9 05:09 PM:1 {3 e0 O: {7 d$ k. ]# E: B
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.

6 l1 l4 m- M/ X3 h' A( Q其實係去到地心,南北半球ge地心吸力先相等同抵消~so地心ga引力係0~~~~7 c! @4 Q1 d( o5 J8 a
但您之前有加速,即您本身有speed~0甘您會直去,但去南半球時又受引力,會減speed,最後係南半球表面stop~~~