Dimensions
282 x 204 x 13mm
Everything you need to know about light and sound in this exciting new science title.
Did you know: - you can measure the distance to the moon with a laser beam? - some animals can make their own light with their bodies? - sound travels about 15 times faster in steel than in air? Find out more amazing facts and mind-bending information in this dynamic and fascinating book on light and sound.
