UK's definitive encyclopedia and website for the internet-savvy generation. There are a wealth of incredible facts and images online - if only you knew where to look. DK's Online Encyclopedia combines the best of the traditional book encyclopedia plus a special website, together they guide you to the most amazing facts on and offline. Linked to the National Curriculum, this encyclopedia is perfect for homework and school projects, or just for finding facts - simply look up the subject you are interested in to discover the basics, then when you see the sign, go online for even more information. Homework need never be dull again! Try it out, visit www.dke-encyc.com and have a go. - Actively managed and constantly updated website - Safe, age-appropriate, and expertly selected links - Real-time reports, databases, satellite images and virtual tours - Plus over a thousand incredible downloadable imagesInternet 191 ac Telecommunications 192a193 NETWORKS A network is formed when people, places, or things s are linked together. A rail network links towns ... Optic fibre directs light along its length by internal reflection HOW DOES THE INTERNET WORK? Every computer ... Video phone calls, shown above, are becoming popular, allowing people to see and talk to each other over distances. WHAT ISanbsp;...
|Publisher||:||Dorling Kindersley Ltd - 2011-02-01|