Trailblazers of Technology

Trailblazers of Technology book cover
CONTENTS Technology rules the world 4 Creating a current 6 Capturing an image 8 Sending a message 10 Lighting our homes 12 Talking on the line 14 Airwave broadcasting 16 Motion pictures 18 Turning on the TV 20 Sending safe signals 22 The World Wide Web 24 Cell phone revolution 26 Finding our way 28 Glossary 30 Answers 31 Index 32