Across
- 3. Allowing no light to pass through.
- 4. A place where light is blocked.
- 6. Light, radio, gamma, ultra violet are types of _____________waves.
- 9. The color that reflects all light.
- 11. A red shirt will appear red because it reflects ____________light.
- 12. Allowing some light to pass through so that objects appear blurry.
- 13. How light reflects depends on _____________and color of a surface.
- 15. Spreading or bending around the edges of an obstacle.
- 17. Radiation can come from a ______________source meaning NOT man made.
- 19. Which of the electromagnetic waves has the longest wavelength?
- 20. A special lens that can separate white light into all its colors is called a
Down
- 1. Objects that allow light to completely pass through are…
- 2. What is the only part of the electromagnetic spectrum that humans can see?
- 5. The color that absorbs all light.
- 7. Radiation can come from an_________________source meaning man made.
- 8. To bend or change direction when passing through a boundary or medium.
- 10. The colors of the rainbow make up the visible light _______________.
- 14. When light bounces off the surface of an object it is called
- 16. To soak up or take something in.
- 18. Which of the electromagnetic waves has the highest frequency?