Quiz 3

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Across
  1. 5. A spectrum of light formed when sunlight strikes raindrops, refracts into them, reflects within them, and the refracts out of them
  2. 7. 300,000 kilometers/second
  3. 11. The bending of light as it passes through the boundary between two media
  4. 13. The emission of electrons by a surface when struck by electromagnetic radiation
  5. 14. Radiant energy visible to the human eye
  6. 16. Theory that light consists of waves traveling out from light sources
  7. 17. Light Amplification by Stimulated Emission of Radiation
  8. 18. A property of the light that reaches our eyes and is determined by its wavelength or frequency
  9. 20. Theory that energy is radiated or absorbed in discrete units
Down
  1. 1. Light waves restricted to a single plane that is perpendicular to the direction of wave motion
  2. 2. The spreading of white light into the full spectrum
  3. 3. The distance that light travels in one year
  4. 4. Light appears to act as a wave or a particle depending on the type of experiment
  5. 6. The number of complete vibrations or cycles per second of a wave
  6. 8. Theory that light consists of a stream of particles
  7. 9. The colors resulting from the dispersion of white light through a prism
  8. 10. A property of a wave that describes its ability to bend around obstacles in its path
  9. 12. The distance between two successive corresponding points on a wave
  10. 15. The turning back of all or part of a beam of light at a surface
  11. 19. Packets of energy that carry light or electromagnetic radiation