Description - Light and Sound by Chris Oxlade
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. It is perfect for topic-based projects and for Science at Key Stage 2 and 3 (7-14 years).
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