Neglecting air resistance,a man on a high ladder releases a ball which strikes the ground with 100 J of kinetic energy.If he were to throw it straight upward instead,it will eventually reach the ground with a kinetic energy of

Question

Quizplus · Accepted Answer

In the absence of air resistance, energy is conserved. The ball will have the same kinetic energy of 100 J when it reaches the ground, regardless of whether it is dropped or thrown upwards initially.

Neglecting Air Resistance,a Man on a High Ladder Releases a Ball