seafireson2

如果北極有個洞真穿南極,
- M/ A6 P9 Y) W! P9 y' B# [您跌入去,
2 u* P+ h- m. Y, @% H  o您會去到達南極~
2 |- }2 G- d9 m" m5 ~但到達南極後會吸回北極~~~
& R: t: u& }( j3 O2 I6 `到北極後又會吸回南極................
9 E- U' m/ a, W! U0 e* G1 {, y即係好像彈簧0甘~~~
" r4 B: m' v& e$ U(假設地球質量是平衡分佈)) z) G8 ~% r! \2 p3 ]7 D" G: ~2 O
(answer 來自我的預科物理ar sir)
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7 J# E& u; k- y- i- C/ L- b事實上,地球質量是唔平衡分佈,+ E4 }! _2 v4 k  e6 P( y
so 一次反彈的力量會比一次少,
1 e: ~% M+ p9 O! m  i8 U2 ethen 一次反彈的距離會比一次少
/ y( [3 E/ q. n. R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:* W6 B6 }, f" X9 ?

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但假如我唔係 North Pole jump 落...

: k) @. o' }) K( t+ T; H....................==""
+ G. m8 n4 ^2 Z4 ?4 R& x3 K爬上去定爬落去係相對..............." ^! M: O& z, J- h0 r3 F% r" h! S
個方向係由您set......: J+ U) G2 R" S/ n: X2 b" z1 d
您定義north pole 係上面,0甘咪爬落law...
6 _7 Y; Y" E7 s1 n: s( w您定義south pole 係上面,0甘咪爬上law...6 A# C# {3 o4 c, q8 ~

: ]! F& I2 B; Lhowever,點解唔simple d 呢........& H3 v, m5 Q& p( d, S
由地心去south pole,
8 M" q4 ]' t( M% A0甘咪ok law..........

seafireson2

Originally posted by 機密 at 2006-5-9 12:10 AM:6 g9 j2 H0 X) N' j
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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！

) b: k( t% E; |* I$ P8 t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:; @2 y" \" z. W! m: h5 s
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~~~~9 u; A, Z" \: x) k& W8 n
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~~~