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Though sensitivity to sound varies among all organisms, the human ear is sensitive to frequencies ranging from 20 Hz to 20 kHz. Examples of the significance and application of sound include music, …

English contains several sound homographs, all with distinct histories. For example, the sound that means "something heard" descends from Latin sonus ("sound"), whereas the sound that means "to …

Jan 2, 2026 · Sound, a mechanical disturbance from a state of equilibrium that propagates through an elastic material medium. A purely subjective, but unduly restrictive, definition of sound is also …

This simulation lets you see sound waves. Adjust the frequency or volume and you can see and hear how the wave changes. Move the listener around and hear what she hears.

Jul 23, 2023 · An easy-to-understand introduction to the science of sound: what is sound, how does it travel, and how does it make music?

1. a. To make or give forth a sound: The siren sounded. b. To be given forth as a sound: The fanfare sounded. 2. To present a particular impression: That argument sounds reasonable.

Sound waves are longitudinal waves that travel through a medium like air or water. When we think about sound, we often think about how loud it is (amplitude, or intensity) and its pitch (frequency).

International Phonetic Alphabet, also called IPA, is an international alphabet used by linguists to accurately represent the wide variety of sounds (phones or phonemes) in human speech. A …

Sound and noise are often used interchangeably for anything perceived by means of hearing. Sound, however, is more general in application, being used for anything within earshot: the sound of running …