Across
- 4. Image that appears inverted
- 6. The bending of a wave as it passes at an angle from one medium to another
- 11. Light that spreads very little and is intense
- 12. an optical device that is used to bend light in a certain way
- 13. Point, a unique point on mirrors or lenses where parallel rays converge to a particular point; concave is in front of the mirror; convex is behind the mirror
- 14. always curve inward
Down
- 1. the natural agent that stimulates sight and makes things visible.
- 2. Light beam that can only travel In one direction
- 3. special surfaces that reflect most of the light that strikes them
- 5. the amount of bend the mirror or lens has
- 7. always curve outward
- 8. the action of bouncing back light, sound, or heat from a surface
- 9. An acronym that means Faster Away Slower Towards
- 10. Light that spreads and loses intensity quickly
- 15. Image that appear right side up