If you have a budding professional scientist, then this book will introduce them to hands-on experiments that teach physics concept they will never forget.
This book describes the properties of sound and the part it plays in communication, entertainment, navigation, health care, and industry covering such terms as decibels, sonar, ultrasound, amplitude, and more.
Simple text and color photographs depict the properties and abilities of sound waves. Also examines how the human ear hears sounds. Includes an activity, a glossary, critical thinking questions, and further resources.
A mother and her three children describe the sounds they hear while taking a walk and inside the house, and discover a surprise sound coming out of their kitchen.