mamasing

This is Not True
8 p: Y4 S9 j: k3 ?$ A+ o(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 " ^$ v3 T4 S# e$ P2 Q  R
effect is not significant.  OK this explain the speed aspect.
( ~, V0 g8 m: R& P0 O$ a(b) Jumping direction: if you were in a car or a train carriage, you do not have a % Q0 y& X9 E2 W0 ^6 r7 {$ T  }
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
& R' ?" g1 @1 O- A5 b" _2 ?5.39.217.77:8898landing impact.  Do  not forget to Roll when the body hit the ground.
  C. a: d3 y# H: a. w( F" g5 P2 \* p5.39.217.77:8898(c) Make sure when you jump, you are facing the forward direction. If you are
1 G7 ]/ k# q2 N3 T4 J! l9 ^公仔箱論壇facing the away direction, the forward momentum will make you fall on the back
$ H9 k4 W, ?1 Z/ |! N/ H* L6 r6 ?+ S+ `of your head first, it could be a fatal hit.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。$ K+ G5 C- u. W  Q! q
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"
# z9 P3 @0 C6 i  G2 {+ |tvb now,tvbnow,bttvbI doubt this is true.; y0 {1 `2 C5 ?; V0 m1 G
If you are carrying a forward momentum and when the body/ object landed, the
5 H) \. h- B4 A9 o1 \: J9 cmomentum will continue its direction unless affect by other external force. (Baisc
' U" d) P- f& R& rTVBNOW 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。Newton Law) ie. The body will continue to move forward, your forehead will hit 公仔箱論壇3 |; y( L2 c, f1 R0 D: F$ B
the ground first unless you lean back when you jump off the moving object.