Question

introduction on energy​

Answer 1

Answer:

Energy is defined as the ability to do work. For example, kinetic energy is the energy of motion, and potential energy is energy due to an object's position or structure. ... Energy is never lost, but it can be converted from one form to another.

Answer 2

Answer:

Energy describes the ability of an object to do work. Work is the transfer of energy that happens when an external force moves an object. ... They are kinetic energy and potential energy. Mechanical energy is the sum of the kinetic and potential energy in a system.