Across
- 3. the ray of light going out
- 4. the change of direction of a light ray
- 6. the ray of light coming in
- 10. a band of 7 colors, as seen in a rainbow,
- 12. a luminous living thing
- 13. the state of being not able to be seen through; not transparent.
- 14. throwback light without absorbing it.
Down
- 1. the separation of white light to 7 colors
- 2. light travels in ______ lines
- 5. a piece of colored plastic or glass that only lets some of the colors making up white light to pass through
- 7. the picture you see in a mirror is called an ______
- 8. the state of being able to be seen through
- 9. an object that gives its own light
- 10. a dark area or shape produced by a body coming between rays of light and a surface.
- 11. a pyramid shaped object made of glass that splits white light to the 7 colors of a rainbow