Communications (Science Fact Files)

An exciting series providing a superb rage of up-to-date information, facts and figures on key scientific topics.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 Communications for key stage 3 students. Main text is supported by a series of fact files which provide information at a history file, future file, test and fact files.* How we communicate* Telephones, mobile phones and fax machines* The Internet* Radio and TV broadcasting* Digital Communications* Optical fibres* Navigation and GPs* Space Communications

Ian Graham has written more than 100 non-fiction books and numerous magazine articles on video, computers, electronics and communications. With a degree in applied physics and a post-graduate diploma in journalism, Graham worked as an editor in consumer electronics magazines before turning freelance.