Conservation Laws
A conservation law is a hypothesis based on observation and experiments which cannot be proved. These can be verified via experiments.
Law of conservation of Energy According to the general Law of conservation of energy, the energies remain constant over time and convert from one form to another.
The law of conservation of energy applies to the whole universe and it is believed that the total energy of the universe remains unchanged.
Under identical conditions, the nature produces symmetric results at different time. o
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