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In physics, sound is a vibration that propagates as an acoustic wave through a transmission medium such as a gas, liquid or solid. In human physiology and psychology, sound is the reception of such waves and their perception by the brain.
20 de may. de 2024 · Sound is a mechanical disturbance that propagates through an elastic medium as a longitudinal wave of pressure variations. Learn about the properties, types, and facts of sound waves, such as frequency, wavelength, amplitude, and intensity.
Why does water sound the way it does? How do vinyl records work? Sound is everywhere, but at its core: What is sound? Also- What are sound waves?
23 de jul. de 2023 · What is sound? Sound is the energy things produce when they vibrate (move back and forth quickly). If you bang a drum, you make the tight skin vibrate at very high speed (it's so fast that you can't usually see it), forcing the air all around it to vibrate as well. As the air moves, it carries energy out from the drum in all directions.
Sound is vibrating air. But how does the air start vibrating? Explore the intriguing science of sound waves and how they travel. Learn how speakers use oscillation to create sound, and discover why sound waves can transport energy without moving the medium itself.
Learn about the definition, characteristics, and properties of sound waves, and how they vary in different media and frequencies. Explore the sources, speed, intensity, and effects of sound, and how it relates to physics and biology.
People get wavelength and period mixed up all the time. The period of a sound wave is the time it takes for an air molecule to oscillate back and forth one time. The wavelength of a sound wave is the distance between two compressed regions of air.
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