Why do skilled high jumpers lower their COM on the last step?
A. to increase time of support between foot and ground
B. to increase vertical velocity at take-off
C. to increase impulse at take-off
D. both A and B
E. all of the above
Answer: E
Why do skilled high jumpers lower their COM on the last step?
A. to increase time of support between foot and ground
B. to increase vertical velocity at take-off
C. to increase impulse at take-off
D. both A and B
E. all of the above
Answer: E