Download or read book Basic of sound and hearing: Part 2 sound propagation written by prof.ibrahim elnoshokaty and published by ibrahim elnoshokaty. This book was released on with total page 173 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sound Propagation Sound propagates through air as a longitudinal wave. The speed of sound is determined by the properties of the air, and not by the frequency or amplitude of the sound. Sound waves, as well as most other types of waves, can be described in terms of the following basic wave phenomena.