seafireson2

如果北極有個洞真穿南極, 2 p$ l- `0 O; V. t, B
您跌入去,
# \5 r" r& c3 P# b8 a9 z您會去到達南極~
' o: U6 h( ]4 a: e8 l* H8 U* {但到達南極後會吸回北極~~~
- P; x6 S0 }0 r, z到北極後又會吸回南極................
* C; R. t$ v1 f) G/ q% \即係好像彈簧0甘~~~
0 ~, H; x8 h+ E(假設地球質量是平衡分佈)
# f+ R( t4 U1 L' \& `(answer 來自我的預科物理ar sir)
2 S9 o5 `- e* j7 }! s4 a
! |1 c5 G# C; x. C$ g% a1 l事實上,地球質量是唔平衡分佈,
  x% V  g$ z. g  z# V$ D/ C! w% Uso 一次反彈的力量會比一次少,
" l$ ~/ T; n2 S5 B" t( T+ Gthen 一次反彈的距離會比一次少: E3 p7 J, J4 m- Z& r! i  l
最後您會停在地心......; i: [! q" v3 B  A# A% g7 d

9 ?: m2 E4 N9 ~# U; z7 `[ Last edited by seafireson2 on 2006-5-8 at 11:05 PM ]

seafireson2

Originally posted by gaye at 2006-5-8 11:35 PM:! D9 H  H% R" C- A. n

2 l6 d6 t: L1 k* H
& K! j) G$ s+ p; T, i. A但假如我唔係 North Pole jump 落...

- ]$ s8 _: W; b( U) }....................==""/ ^# j9 Q, k& E. ?4 d: ]
爬上去定爬落去係相對...............
- @6 n5 T! E$ S+ U% z; r4 i' N" S/ q個方向係由您set......, e7 T: B2 j+ V) F
您定義north pole 係上面,0甘咪爬落law...
% j5 g- K5 g, S7 m: _您定義south pole 係上面,0甘咪爬上law..." v2 w+ u5 F9 e0 F4 F" m# }' E2 s$ X

/ C) B1 Q0 ^% L6 Qhowever,點解唔simple d 呢........" ]$ C$ o; H6 o6 G+ I7 p
由地心去south pole,
/ |" P; h# k$ k4 m7 P/ G/ D4 o# C0甘咪ok law..........

seafireson2

Originally posted by 機密 at 2006-5-9 12:10 AM:( V9 z' O8 z% i0 b( f$ Z

5 P1 j; f5 t4 X+ M3 J! c) Z. B; W' l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！

8 W- ?  r4 b+ H  p9 O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:0 S$ Y5 J$ ^8 U! M+ v
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.

) m6 c+ k- |4 k0 `6 ~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~~~~5 r. g* s! `4 R2 Q( E$ E8 ~: b6 {
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~~~