Written by the Fiveable Content Team • Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 exam•Written by the Fiveable Content Team • Last updated September 2025
Definition
The electromagnetic spectrum is all possible frequencies and wavelengths of electromagnetic radiation, including visible light, radio waves, gamma rays etc., each having different properties and uses.
Related terms
Visible Spectrum: The portion of the electromagnetic spectrum that is visible to the human eye.
Infrared Waves: Part of the electromagnetic spectrum where wavelengths are longer than those of visible light, but shorter than radio waves.
Ultraviolet Rays: Part of the electromagnetic spectrum with wavelengths shorter than visible light but longer than X-rays.