Mirrors & Lenses
Across
- 3. surface that curves inward
- 6. mirrors reflect off of this to make on image
- 7. change in direction of a wave
- 9. coming closer together
- 10. visual representation
- 11. particle representing a quantum of light
- 13. also known as a looking glass
- 14. piece of glass or other substance for concentrating or dispersing light rays
Down
- 1. concave lenses are this
- 2. center of interest
- 4. the natural agent that stimulates sight
- 5. surface curved outward
- 7. throwing back by a body or surface of light
- 8. the point at which rays meet after reflection or refraction
- 12. perpendicular line