Waves

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Across
  1. 3. As wavelength decreases, the frequency______?
  2. 4. The matter through which a wave travels is called the___?
  3. 6. When do electromagnetic waves travel the fastest?
  4. 8. Materials that absorb wave’s energy as they pass through.
  5. 10. Waves that require a medium.
  6. 11. Waves that do not require a medium.
  7. 12. Bending of a wave that passes through
  8. 13. The distance from one crest to the next crest is______?
Down
  1. 1. As wavelength increases, the frequency______?
  2. 2. The_____ is a measure of the number of waves that pass a point in a given amount of time.
  3. 5. Waves that bounce back off a barrier?
  4. 7. When the motion of particles are perpendicular what is the direction of the wave?
  5. 9. When the particles in a medium vibrate parallel what is the direction of the wave?
  6. 13. Energy is the ability to do_____?