Light and Sound - Science Fact Files Author:Steve Parker This book is packed with stunning colour photographs and diagrams. Together with a detailed and expertly written text, it provides an accurate, comprehensive account of the topic of light and sound for key stage 3 students. Main text is supported by a series of fact files which provide information at a glance: history file, future file, test fil... more »e and fact file. The topics covered include: the speed of light, colour and brightness, reflection, refraction, mirrors and lenses, and lasers and holograms.« less