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The speed of sound is often taken to be 340m/s in air, but it varies depending on temperature and air pressure. 340 m/s is about 760 miles per hour. Sound travels faster through liquids and...
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Feb 20, 2022 · Identify instances of sound interference in everyday situations. Describe how sound interference occurring inside open and closed tubes changes the characteristics of the sound, and how this applies to sounds produced by musical instruments. Calculate the length of a tube using sound wave measurements.
A sound wave is travelling outwards from a loudspeaker into the surrounding air. Here are three statements. 1 The air pressure is lower at a rarefaction compared with undisturbed air. 2 The density of the air is less at a compression compared with undisturbed air. 3 The distance from a compression to a rarefaction equals half a wavelength.
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Feb 17, 2015 · By heating the air inside of a bottle with a match, an egg can be forced into the bottle due to air pressure. What happens is that as the air cools off inside of the bottle, the pressure...
Mar 13, 2018 · By Sam Grover. The key difference between water pressure and air pressure is that one is made up of water and the other is made up of air. Both air pressure and water pressure are based on and follow the same physical principals. Pressure describes the density of a liquid or gas.
