seafireson2

如果北極有個洞真穿南極, & v) G: C) A; b+ s' k/ w+ e. w
您跌入去,
/ r9 R8 O( b# g% K您會去到達南極~! F- C5 T+ X8 t+ ]* b: |
但到達南極後會吸回北極~~~
: n9 H' m' o7 C4 c到北極後又會吸回南極................: ~: `  J, o0 H7 N
即係好像彈簧0甘~~~6 P6 w  H9 ?0 B5 u  s/ P
(假設地球質量是平衡分佈)
4 u& j! ?2 ]' g$ j3 ^3 [(answer 來自我的預科物理ar sir)
# F: W; x2 v; F; _- W/ H8 x8 H$ K2 d$ t
事實上,地球質量是唔平衡分佈,
; w4 j% f" m' P6 iso 一次反彈的力量會比一次少,  G; {1 V7 e1 R& d' p7 h
then 一次反彈的距離會比一次少
/ `/ t. t6 `8 F5 k最後您會停在地心......2 _' I6 D5 h( I

- [, b3 X. Y& a( j2 X[ Last edited by seafireson2 on 2006-5-8 at 11:05 PM ]

seafireson2

Originally posted by gaye at 2006-5-8 11:35 PM:
/ }8 |. Q$ F+ Z+ n( f
' e4 R3 _8 j. l5 j, x& @# c* M& ^4 p: b( j9 V
但假如我唔係 North Pole jump 落...

0 P) P+ L: }+ s0 P/ S- P1 T....................=="", g/ F* [7 L0 z
爬上去定爬落去係相對...............
0 e4 m  T8 {, J$ y個方向係由您set......
1 ~+ W  a* s! K: c# t您定義north pole 係上面,0甘咪爬落law...
1 \0 ?4 Z* W2 M* H您定義south pole 係上面,0甘咪爬上law...
4 K7 d- `) e, _; O& C/ Q) s+ Y) W. r7 t! E5 x
however,點解唔simple d 呢........
/ N& i4 ^5 p$ j& _! d由地心去south pole,
* b3 q4 ^( X2 G6 p0甘咪ok law..........

seafireson2

Originally posted by 機密 at 2006-5-9 12:10 AM:
4 O* V; `* l3 {) Q* t/ s
3 U# Y5 q" L4 u. g4 ]2 A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！

; h* n/ T+ p% e4 E' ?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:. W" u+ R% F$ s, o4 W
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.

7 Y( }9 w& B$ G* d/ x7 p1 w
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~~~~
* v8 \# e. {1 h- e2 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~~~