Across
- 2. Study of sounds used in speaking
- 3. Using light to copy paper
- 4. Hearing sound through an earpiece that goes on your head
- 10. A device used to make sound louder
- 12. Having a conference faraway
- 13. A TV broadcast
- 16. A portable telephone
Down
- 1. Plants using light as a source of energy
- 2. Chemistry action of light
- 5. Using a scope to see things close up
- 6. An image of a person or object
- 7. Hearing sound through your ear
- 8. Far
- 9. Communicating from far away
- 11. Light
- 12. Mail that goes faraway
- 14. A device for transmitting sound
- 15. Sound