sound wave


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sound wave

A vibration of a vibrating medium that, on stimulating sensory receptors of the cochlea, is capable of giving rise to a sensation of sound. In dry air, the velocity is 1087 ft (331.6 m)/sec at 0°C; in water, it is approx. four times faster than in air.
See also: wave
References in periodicals archive ?
This neighbor said there was no other reason for this except the sound waves.
In their paper published in Nature Scientific Reports, the researchers show how using metamaterials (synthetic materials composed of many individual, engineered cells that together produce unnatural properties) they can create any three-dimensional pattern they want using sound waves.
Because scientists refer to protons and neutrons as baryons, these early sound waves are called baryon acoustic oscillations.
In November 2013, the inventor contracted Miami, Florida-based product management services leader Innovation Direct[TM] to represent the Cross Sound Wave to potential licensees for a 2 year period.
Sound waves travel from the surface of the casting to the opposite side of the casting wall and are reflected back to the transducer.
When sound waves radiate from a lightning bolt, vertical changes in air temperature cause extensive bending.
Once installed, the sound wave icon will appear in the document.
The curvature of the film focuses the sound waves in the same way that curved mirrors are used in telescopes to focus light from distant stars.
Together, the two horizons served as an amplifier: A sound wave that hit the second horizon would bounce back toward the first event horizon, where it would trigger more sound wave pairs that parted ways at the black-hole boundary.
For the booming noise that does make it into the cabin, there's an active noise control system that analyzes the incoming sound waves and transmits an opposite sound wave through the audio system to cancel it.
Instead of directing x-rays through the casting, a sound wave is "bounced" through the part.
Every time that an electrical pulse passes through the microscopic layer of carbon tubes, the air around them heats up and creates a sound wave.