seafireson2

如果北極有個洞真穿南極, : p/ R/ y) |! S) P: c0 s
您跌入去,
! M! L# A! A/ o: k. C/ b您會去到達南極~8 M" m/ h# Y& u  {6 E
但到達南極後會吸回北極~~~
% Y9 U, ^1 J6 O" m& v到北極後又會吸回南極................
1 i9 {) h" J. c% ]即係好像彈簧0甘~~~, W; V. G3 ~9 M2 T8 k0 S. b
(假設地球質量是平衡分佈)+ l, @$ |0 R# U8 Y. P! u
(answer 來自我的預科物理ar sir). I# b: X" y  l# q# u" D# m, i" m3 O
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事實上,地球質量是唔平衡分佈,+ j4 H9 v% p' ~. v) E+ D
so 一次反彈的力量會比一次少,
/ v0 k( s' N! B1 H2 c; R4 wthen 一次反彈的距離會比一次少
  G9 ~* ]# d2 M9 N' S最後您會停在地心......# c% c* z/ U4 w/ d* L# N8 w

& m# A6 Y: h: n6 i* w[ Last edited by seafireson2 on 2006-5-8 at 11:05 PM ]

seafireson2

Originally posted by gaye at 2006-5-8 11:35 PM:! Z3 ?8 G" _" W( M" {) C

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( j/ J2 H! @' U% Q1 I但假如我唔係 North Pole jump 落...

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....................==""
( @1 k2 {; _+ l0 e2 L( d爬上去定爬落去係相對...............
( ~& ^* \# |! w& q. z個方向係由您set......* h  Y/ z- n; B9 Z0 p
您定義north pole 係上面,0甘咪爬落law...
  H1 ]" }' {0 w# C8 ?0 A) K  e您定義south pole 係上面,0甘咪爬上law...2 c6 R; F. H7 C1 [- o5 ?# P2 H
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however,點解唔simple d 呢........0 L" l: ~3 s: O2 {/ s8 X
由地心去south pole,
8 ?( c) U. I  E, c; e4 U3 R0甘咪ok law..........

seafireson2

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！

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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:
, n4 _3 F4 O% h) }6 w( Q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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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~~~~
3 |  _/ `* A+ ^# T% l- v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~~~