Question

A 9.8basketball player runs at a speed of 7m/s

A.what is kinetic energy
B.how much work was done by player to reach his speed starting from rest

Answer 1

A. K.E. = 1/2 * mass * (velocity)^2

B. work and energy are the same thing
... measured in Joules

Answer 2

98x 7 =2,401