Surfing the Properties of waves

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Across
  1. 3. a wave that disrupts particles perpendicular to the direction of the wave's travel
  2. 5. what is the result of the superposition of two or more waves called?
  3. 7. a line drawn at a right angle of a wavefront
  4. 8. the lowest point on a wave
  5. 10. the principle of _________ states displacemnet caused by multiple waves is the sum of the two displacements caused by the individual wave
  6. 13. _______'s Law. F=-kx
  7. 17. As a result of this the amplitude of a vibration increases
  8. 19. a disturbace that carries energy through matter or space without transferring matter
  9. 20. the angle of ________ is the angle between the normal and
Down
  1. 1. the maximum distance an object moves from the equilibrium position
  2. 2. a line that represents the crest of a wave in two dimentions
  3. 4. the change in direction of waves at the boundary between two differen mediums
  4. 6. a wave that disrupts particles perpendicular to the direction of the wave's travel
  5. 9. the time for an object to repeat one complete cycle of motion
  6. 11. what is a barrier shown by a line against a ray called?
  7. 12. the law of _________ states that the angle of incidence is equal to the angle of reflection
  8. 14. the highest on a wave
  9. 15. the shortest distance between points where the wave repeats itself; λ=v/f
  10. 16. the number of waves completed in one second
  11. 18. pulse, a single bump or disturbance that travels through a medium