conservation of energy: Media
physics
Videos
The law of conservation of energy explained
Explanation of the principle of the conservation of energy.
Video: Encyclopædia Britannica, Inc.
Hear about the proof suggesting an absence of absolute time implies the law of conservation of energy and that force conserves energy
Learn how the lack of an “absolute” time implies the conservation of energy.
Video: © MinutePhysics (A Britannica Publishing Partner)