Sound

By Darlene Lauw, Lim Cheng Puay, Cheng Puay Lim

Book Overview

Children will enjoy learning at the speed of sound! Fascinating facts and hands-on experiments help explain why sound is a form of energy that we can hear and feel. History boxes feature amazing facts about scientists. Interesting concepts demonstrated include: - how doctors use sound to examine and treat patients - how some animals use sound to locate their prey - why the speed of sound is not always the same - what is inside the human ear and how we hear sounds

• Format: Library Binding
• Language: English
• ISBN: 0778705625
• ISBN13: 9780778705628
• Release Date: October 2001
• Publisher: Crabtree Publishing Company
• Length: 32 Pages
• Weight: 0.81 lbs.
• Dimensions: 0.3" x 8.5" x 11.0"
• Age Range: 8 to 11 years
• Grade Range: Grades 3 to 6