Light and Sound
By: Louise and Richard Spilsbury
Contributors: Spilsbury, Richard, 1963- author
Series: Essential physical science; Infosearch; Infosearch (London, England)
Publisher: Raintree
Published: 2014
Place of publication: London
Language: eng
Number of pages: 48
ISBN-13: 9781406259919; 9781406260014
Subjects: Light; Juvenile literature; Optics; Sound
Description: How does sound travel? What is sonar? Why do cats see well in low light? Read this book to find out the answers to these questions and more. Find out how light and sound move. Which moves faster, light or sound? Why can't astronauts hear each other in space? Each book includes three simple activities or experiments to try.
Notes: Includes bibliographical references (page 46) and index.

Ages 9+
Table of contents: title: What are light and sound?; title: How do we make sounds?; title: How do we hear sounds?; title: How do we use sound?; title: How does light move?; title: How does light help us to see?; title: How do we use light?; title: How can we look after our eyes and ears?; title: Glossary; title: Find out more; title: Index