Definition:Electromagnetic Radiation

Definition

Electromagnetic radiation is a physical process whereby a changing electric field brings about a changing magnetic field, which in turn brings about a changing electric field.

These effects propagate through space in the form of waves.

Also see

• Results about electromagnetic radiation can be found here.

Sources

• 1966: Isaac Asimov: Understanding Physics ... (previous) ... (next): $\text {II}$: Light, Magnetism, and Electricity: Chapter $14$: Electromagnetic Radiation: Maxwell's Equations