I conclude that energy appearing in various forms like for example, mechanical energy, is conserved. It can be transformed from one form to another. ... It is a proof that the total work done to raise an object is equivalent to gravitational potential energy restored.
Answers & Comments
Answer:
I conclude that energy appearing in various forms like for example, mechanical energy, is conserved. It can be transformed from one form to another. ... It is a proof that the total work done to raise an object is equivalent to gravitational potential energy restored.