Table of Contents The Speed of Sound What Is Sound Hearing Volume and Pitch Echoes and Echolocation Musical Sounds Glossary To Learn More 4 6 10 12 16 20 22 23 24 Index
off 4 The Speed of Sound You watch the swimmers step onto their starting blocks Then BEEP They take
Sound
Where does sound come from? What makes it loud or soft? High or low? Young scientists who explore this title will learn about sound waves, amplitude, frequency, and more through informative text and detailed special features.
