5454498
9780822577225
What causes sound? How does sound travel? Sound begins when matter vibrates. Without this vibration sound could not move and nothing would make any noise. Starting with tiny molecules, this book explains the main concepts of sound and furthers understanding through a series of easy-to-do experiments that will appeal to readers of all ages.Walker, Sally M. is the author of 'Sonido/Sound ', published 2007 under ISBN 9780822577225 and ISBN 0822577224.
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