Perpetual Motion

A machine that can work under its own power forever would revolutionise our world. Could this ever be possible? Physics - Energy And Radioactivity - Learning Points. A perpetual motion machine is a theoretical machine that can run without a power supply. A perpetual motion machine would need to produce more energy than it uses for it to work. Perpetual motion machines cannot exist. Energy loss will always make a machine come to a halt. A Twig Context Film. Reinforce and extend the learning required by the curriculum. Twig’s context films show abstract concepts in action in the real world.