Question

what is energy ?????​

Answer 1

Answer:

the strength and vitality required for sustained physical or mental activity

Answer 2

Explanation:

Energy, in physics, the capacity for doing work. It may exist in potential, kinetic, thermal, electrical, chemical, nuclear, or other various forms. There are, moreover, heat and work—i.e., energy in the process of transfer from one body to another. ... For example, any given body has kinetic energy if it is in motion.