Across
- 5. – You talk and text with it.
- 6. – Sends news or music to many listeners at once.
- 9. – Connects computers without wires.
- 12. – The full range of electromagnetic waves.
- 13. – To send out a message.
- 14. – Sends shows through the air to your screen.
- 15. – A type of wave that helps us see.
- 18. – Information sent or received electronically.
- 19. – Connects computers all over the world.
Down
- 1. – Sends sound to your ears without a cable.
- 2. – Sends or receives radio waves.
- 3. – Changes TV channels from far away.
- 4. – Carries energy and information through space.
- 7. – Uses radio waves to find the speed of things.
- 8. – Glass strand that carries Internet signals.
- 10. – The message sent through the air.
- 11. – Sharing information from one place to another.
- 12. – Orbits Earth and helps send TV and GPS signals.
- 16. – Invisible light used by many remotes.
- 17. – You listen to songs on this.