If an object is not accelerating you can be sure that A. it's speed is 0m/s.
B. it has a mass of 0 kg
C. the net force acting on it is 0 N

When you jump from an elevated position you usually bend your knees upon reaching the ground. by doing this, you make the time of the impact about 10 times as great as for a stiff-legged landing. in this way the average force your body experiences is a) less than 1/10 as great. b) more than 1/10 as great. c) about 1/10 as great.d) about 10 times as great.