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SOUND meaning: 1. something that you can hear or that can be heard: 2. the activity of recording and broadcasting…. Learn more.
Dec 28, 2020 · Sound is a type of mechanical wave or an oscillation of matter. When a sound wave propagates through a medium, such as air, it does so by causing the air molecules to vibrate, which causes changes in air pressure. The speed of sound in air is around 343 m/s but can vary with temperature.
Define sound. sound synonyms, sound pronunciation, sound translation, English dictionary definition of sound. n. 1. a. Vibrations transmitted through an elastic ...
A sound is a noise, something you can hear if you're in the right spot and it's loud enough. A doorbell, a fire alarm, a cat's meow, or your brother's snoring — they’re all sounds.
Sound is a longitudinal, mechanical wave. Sound can travel through any medium, but it cannot travel through a vacuum. There is no sound in outer space. Sound is a variation in pressure. A region of increased pressure on a sound wave is called a compression (or condensation). A region of decreased pressure on a sound wave is called a rarefaction ...
SOUND definition: 1. something that you hear or that can be heard: 2. how something seems to be, from what you have…. Learn more.
Frequency is defined to be one over the period. So, since the period is the number of seconds per oscillation, the frequency is the number of oscillations per second. Frequency has units of one over seconds, and we call one over a second a hertz. Typical sounds have frequencies in the 100s or even 1000s of hertz.
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