Chapter 22 vocab Pierce Marriott

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Across
  1. 2. Emitted by the sun
  2. 4. cover a wide range of waves in the electromagnetic spectrum
  3. 9. amplitude modulation
  4. 12. wave interaction that occurs when to or more waves overlap
  5. 17. frequency modulation
  6. 19. wave that can travel through space or matter and consists of changing electric and magnetic fields
  7. 21. states that the angle of incidence is equal to the angle of reflection
  8. 23. the release of light energy by particles of matter that have absorbed energy
  9. 24. the bending of waves around barriers or through openings
  10. 26. matter through which visible light is easily transmitted
Down
  1. 1. have shorter wavelengths and higher frequencies than radio waves
  2. 3. the idea that light can act as either particles or waves
  3. 5. transmits light but also scatters the light as it passes through the matter
  4. 6. very narrow range of wavelengths and frequencies in the electromagnetic spectrum that humans can see
  5. 7. the range of colors
  6. 8. passing of light through matter
  7. 10. the falling of a beam of light on a
  8. 11. matter that does not transmit any light
  9. 13. occurs when light or any other wave bounces off an object
  10. 14. the entire range of electromagnetic waves
  11. 15. a tiny packet of light energy
  12. 16. the emission of energy in the form of electro magnetic waves
  13. 18. the bending of a wave as it passes at an angle from one medium to another
  14. 20. the transfer of energy carried by light waves to particles of matter
  15. 22. beyond violet
  16. 25. carry large amounts of energy and can penetrate materials very easily