Question

A child enjoys going high and high in a swing by pumping energy. Explain
the large amplitude from the rest position using the work-energy idea.

Answer 1

The velocity of an object is the rate of change of its position with respect to a frame of reference, and is a function of time. Velocity is equivalent to a specification of an object's speed and direction of motion

Answer 2

Answer:

A child enjoys going high and high in a swing by pumping energy. Explain the large amplitude from the rest position using the work-energy idea. Answer: The child pumps energy to the swing at the appropriate time and place from his muscular work