Content Learning About
Waves and Sound

Here's what sound waves look like. The caption reads, "A visible pattern of sound waves. This new technique of studying sound demonstrates the focusing effect of an acoustical lens on sound waves issuing from the horn at extreme left. Wave pattern is produced by a scanning technique . . ." Bell Telephone Laboratories photograph, from the book The First Book of Sound: A Basic Guide to the Science of Acoustics by David C. Knight, Franklin Watts, Inc. New York (1960). p. 80
This section will help you with the necessary content reading including concepts, vocabulary, and other information you will need to be able to communicate and understand more of the awesome physics of waves and sound. Use these resources throughout the unit when needed to learn, review and strengthen understanding of the ideas.