Written by the Fiveable Content Team โข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโขWritten by the Fiveable Content Team โข Last updated September 2025
Definition
Radiation refers to electromagnetic waves or particles emitted from a source. It can include various forms such as visible light, ultraviolet (UV) rays, X-rays, gamma rays, and more.