Astudent can jump to a height of 2 feet while standing on a skateboard that is at rest. how high could he jump if the skateboard and him were moving horizontally at 3 m/s?

the small 0.38-kg slider is known to move from position a to position b along the vertical-plane slot. determine (a) the work done on the body by its weight and (b) the work done on the body by the spring. the distance r = 0.70 m, the spring modulus k = 154 n/m, and the unstretched length of the spring is 0.53 m

explanation:

-reverse card

which piece of furniture will have the most inertia and give the furniture movers the most difficulty in moving?  

answer

a 75kg dining table

490 n

f=125n a=2.5m/s2