Sound is a pressure wave (Wave Pressure) will have to rely on intermediaries in motion so it can move through air, liquid or solid, but cannot move through a vacuum sadai. Sound waves are the waves on long due to the shaking of the object. The audio frequency is equal to the frequency of the origin and while shaking. The molecules of an intermediary would have to convey energy, causing the air pressure changes according to the location. Cause is a range of soft drinks, and expand the range of particle is where compressor the compressor medium approach. This area will have a maximum pressure against pressure position. Equilibrium of particles by eliminating the smallest particles of Extended range section is where the intermediate particle separation distance. This area has the lowest pressure against the pressure balanced position of particles. The Elimination of most particles, which can be written as a graph.
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