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2.2 FACTORS AFFECTING PROPAGATION OF SOUND There are several important factors, which affect the propagation of sound: geometric spreading, atmospheric effects, and surface effects. These are discussed separately below. 2.2.1 Geometric Spreading This refers to the spreading of sound energy as a result of the expansion of the wave fronts.
Â· just now. Report Abuse. Speed of sound is not a constant, however, it doesn't depend on it's frequency, but on the medium on which sound is traveling. Temperature, Density, and Amplitude(on a much lower scale) do affect speed of sound.