mamasing

This is Not Truetvb now,tvbnow,bttvb* h# @1 j3 R. _6 {1 @" {
(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
2 b+ ]5 `- U) P  l3 S  Q+ e4 vwww2.tvboxnow.comeffect is not significant.  OK this explain the speed aspect.www2.tvboxnow.com' u) ?: }- k7 R' V+ z3 p
(b) Jumping direction: if you were in a car or a train carriage, you do not have a 3 j* T5 h2 S, g+ W" B. o5 c' u
choice 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 4 t$ e  T5 {/ A
landing impact.  Do  not forget to Roll when the body hit the ground.
9 f; k. E/ F' Q. H1 kTVBNOW 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。(c) Make sure when you jump, you are facing the forward direction. If you are tvb now,tvbnow,bttvb6 v6 z( l2 l  I- i  |7 q
facing the away direction, the forward momentum will make you fall on the back
- K0 c. [9 Q( J' l& K2 S  V* {of your head first, it could be a fatal hit.: r2 l" U5 w* o4 e0 I
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"
. [5 p, L8 V. z. QI doubt this is true.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。7 N8 a3 i( {6 y4 e
If you are carrying a forward momentum and when the body/ object landed, the
4 N: l2 `# s8 ?- m, @' G# S, jmomentum will continue its direction unless affect by other external force. (Baisc
# ]% K9 I. a& p4 l" I) ^2 \& Iwww2.tvboxnow.comNewton Law) ie. The body will continue to move forward, your forehead will hit
  I/ c. R1 {' B9 \4 L# uthe ground first unless you lean back when you jump off the moving object.