This title explains how sound waves, light waves and electromagnetic waves move and how their frequency and wavelength can be measured. Refraction and reflection are also demonstrated with clear examples. The book explains how our eyes and ears detect some of these waves and how we have discovered those waves we can't see. The book ends with a discussion of how people are learning to use electromagnetc waves to discover more about the universe. Each title includes fascinating facts, great experiments from the past and the work of groundbreaking scientists.>

 

This book is part of a book series called Physical Sciences .

There are 48 pages in this book. This book was published 2007 by Hachette Children's Group .

Andrew Solway has written over 60 books for children. He won the UK Literacy Association's award for best non-fiction children's book in 2004.