Question

Law of conservation of energy

Answer 1

According to law of conservation of energy, total energy of an isolated system in a given frame of reference remains constant.

Answer 2

The law of conservation of energy a fundamental concept of physics ,state that remains constant in an isolated system.It implies the energy can be neither be created nor destroyed ,but can change from one form to another. The laws of conservation of mass states that the total amount of mass remains constant in an isolated system inspite of any physical or chemical change that may take place. I HOPE YOU UNDERSTAND