Question

What is energy ?????​

Answer 1

Answer:

Energy is defined as the capacity to do work.

Its SI unit is Joule(J) or Nm

Answer 2

Answer:

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. After it has been transferred, energy is always designated according to its nature.