TABLE OF CONTENTS CHAPTER 1 How TVs Work 4 CHAPTER 2 Types of TVs 8 CHAPTER 3 Remote Controls 18 ACTIVITIES TOOLS Try This 22 Glossary 23 Index 24 To Learn More 24
CHAPTER 1 HOW TVs WORK Do you watch television Have you ever wondered how your favorite shows play
at TV stations send Transmitters signals They travel through the air as radio waves They show up on your TV as pictures The sound travels the same way transmitter
