From One Form To Another

electrical to radiant

A lamp is plugged into a wall socket. Once the lamp is turned on both light and heat come from the lamp.

electrical to sound

An alarm clock begins to beep and the radio turn on. The display shows it is 7:00 A.M.

radiant to chemical

Plants use energy from the sun in the process of photosynthesis to manufacture glucose.

electrical to mechanical

Plug a fan into a wall socket. Turn on the fan and the blades begin to spin.

radiant to thermal

Solar panels placed on the top of a roof use the sun's energy to heat water for a swimming pool.

chemical to thermal

Some furnaces burn coal to heat builings.

mechanical to electrical

The spinning turbine inside the hydroelectric plant generates electricity.

thermal to mechanical

Water is heated until it becomes steam. The pressure of the steam turns a turbine or generator.