Daniel's Waves, Sound, and Light Crossword

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Across
  1. 3. waves that travel only through matter
  2. 5. passage of a wave through a medium
  3. 9. The maximum distance the wave moves from its rest position
  4. 10. A lens that is thicker in the middle than the edges
  5. 11. change in direction of a wave as it changes speed between mediums
  6. 12. Allows most light to pass through, but blurs objects through it
  7. 13. Transfer of energy by a wave to the medium through which it happens
  8. 16. a type of lens that has thicker edges than the middle
  9. 17. Change in direction of a wave when it travels by an edge/opening
  10. 18. distance between two points in the same place on different waves
  11. 19. The number of times a pattern of wavelengths repeats in a given time
Down
  1. 1. Causes the particles in a medium to move parallel to the direction the wave travels
  2. 2. Allows almost all light to pass through
  3. 4. bouncing of a wave off a surface
  4. 6. Doesn't let light pass through
  5. 7. the highest point in a wave
  6. 8. transparent object with at least one curved side
  7. 10. Can change what color an object appears as with reflection
  8. 14. a wave in which the disturbance is perpendicular to the direction the wave travels
  9. 15. a material in which a wave travels