Electromagnetic Waves

Definition

Electromagnetic waves are a form of energy that can travel through space and matter. They consist of oscillating electric and magnetic fields that move perpendicular to each other.

Related terms

Frequency:

The number of complete cycles or oscillations of an electromagnetic wave per second.

Wavelength:

The distance between two consecutive points on an electromagnetic wave that are in phase.

Amplitude:

The maximum displacement from the equilibrium position of an electromagnetic wave.