Includes bibliographical references (page 24) and index.
Contents:
What is sound? -- What is a sound wave? -- How is sound measure?
Summary:
Illustrates the differences between quiet and loud. Explains what makes a sound quiet or loud and how they affect everyday life. Colorful photographs and diagrams help illustrate each science concept. A chart compares the concepts head-to-head to help solidify readers' grasp of the material. Additional features include a table of contents, a phonetic glossary, an index, and sources for further research.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.