A principle stating that energy cannot be created or destroyed, but can be altered from one form to another.
More example sentences
- The first law of thermodynamics is the law of conservation of energy; energy is neither created nor destroyed.
- This sequence of events does not violate the law of conservation of energy because energy is returned quickly enough to create an overall equilibrium.
- The discovery of the neutrino was predicted on the basis of the principle of conservation of energy.