Across
- 3. outward
- 4. scattered
- 9. rays diverge
- 11. rough surfaces
- 12. sight lines
- 13. amount of bend
- 15. utilized by antennas
Down
- 1. rays are parallel
- 2. travel at speed of light
- 5. inward
- 6. shiny surfaces
- 7. used for radios
- 8. is absorbed
- 10. image
- 14. rays converge