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Frequency

Written by the Fiveable Content Team โ€ข Last updated September 2025
Verified for the 2026 exam
Verified for the 2026 examโ€ขWritten by the Fiveable Content Team โ€ข Last updated September 2025

Definition

Frequency refers to the number of complete cycles (vibrations) of a wave that occur in a given time. In other words, it measures how many times a sound wave repeats itself per second.