why does a person bend his knee wen he jumps from a height 2 the ground?

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2007-07-03 21:33:36 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Physics

try jumping off a height with you're legs straight

2007-07-03 21:37:28 · answer #1 · answered by Jay 4 · 0⤊ 0⤋

have to jump up off the surface being stood on.

2007-07-04 04:42:08 · answer #2 · answered by Anonymous · 0⤊ 0⤋

Shock absorption, else you'd break some bones.

2007-07-04 04:37:38 · answer #3 · answered by no_einstein 4 · 1⤊ 0⤋