mamasing

This is Not True公仔箱論壇$ H7 Z( O- b1 p1 K
(a) Unless you are travelling in extremely slow speed (5Km or less), otherwise your jump off speed is so slow in comparison to your forward speed.  The counter
5 e; p- M* w( G1 H- o公仔箱論壇effect is not significant.  OK this explain the speed aspect.
/ X; n  W- r; K+ ?5 ~+ G+ C(b) Jumping direction: if you were in a car or a train carriage, you do not have a
* |, C; @4 v3 v+ ?$ H) dchoice whether you are jumping forward or backward. You can only jump iside way or best a 45 degree against the forward angle.  Either angle will affect your
* X# ]; t- q- N, p/ R& C+ W% Mlanding impact.  Do  not forget to Roll when the body hit the ground.+ Q8 k! N' ?' N4 r
(c) Make sure when you jump, you are facing the forward direction. If you are / o; w6 F9 z$ H7 s* y# l" P
facing the away direction, the forward momentum will make you fall on the back - @' A% `% T, v! V" W. s$ a0 j; K
of your head first, it could be a fatal hit." ]) w1 j' n# }. b" S
This is my 2 cents worth.

mamasing

"向前跳的話，著地的時候，身體會向後仰，後腦撞到的危機性較大，死亡率亦較高"TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。; D  Y! v; ~! w# d7 i1 V
I doubt this is true.
7 u7 F; n. P8 C6 n6 d# |TVBNOW 含有熱門話題，最新最快電視，軟體，遊戲，電影，動漫及日常生活及興趣交流等資訊。If you are carrying a forward momentum and when the body/ object landed, the
8 P, ?  R5 y6 f' c9 Ymomentum will continue its direction unless affect by other external force. (Baisc5.39.217.76$ \& t* P, E% X3 d5 ?/ ~& Y4 J+ L7 u+ P
Newton Law) ie. The body will continue to move forward, your forehead will hit
. _1 P+ t" `: j, j公仔箱論壇the ground first unless you lean back when you jump off the moving object.