Higher humidity increases the speed of sound because water vapor is less dense than dry air, reducing the overall density of the medium and allowing sound waves to move faster.
Related Questions:
- Why does sound require a medium to travel?
- What is the difference between audible, infrasonic, and ultrasonic sounds?
- What is the relation between frequency and pitch of a sound?
- Why do we hear sound more clearly at night than during the day?
- Why does sound travel faster in solids than in liquids and gases?
- Why are we able to distinguish between two sounds having the same loudness?
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