Unit 3 Waves Crossword

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Across
  1. 3. Utilized by the eye to refract light, adjusting sight for both near and far objects
  2. 9. a part in a longitudinal wave where the particles are spread apart
  3. 16. Wave The direction in which the waves travel are perpendicular, or at right angles, to the direction of the disturbance
  4. 18. Another name for longitudinal waves
  5. 19. The unit frequency is measured in, which is one complete wavelength per second
  6. 20. Any substance that a wave moves through
Down
  1. 1. The disappearance of an EM wave into a medium
  2. 2. Light does not pass through
  3. 4. As wavelength decreases, frequency does what?
  4. 5. The distance a wave rises or falls from its resting position, or the equilibrium line
  5. 6. Wave, A wave that requires a medium through which to travel
  6. 7. The wave travels in the same direction as the as the disturbance or parallel
  7. 8. Electromagnetic radiation that can be seen with the unaided eye
  8. 10. The bouncing back of a wave after it strikes a barrier
  9. 11. Describes when the wave is at a rest position
  10. 12. The number of wavelengths passing a fixed point in a certain amount of time.
  11. 13. Highest point of a wave
  12. 14. A disturbance that transfers energy from one place to another
  13. 15. Lowest point of a wave, below the resting position
  14. 17. Includes all forms of electromagnetic radiation; the types of radiation differ in their frequencies and wavelengths
  15. 18. The part of a longitudinal wave where the particles of the medium are close together.