Waves crossword

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Across
  1. 2. - maximum distance particles in a medium move from their rest position as waves pass through the medium.
  2. 4. - a wave that is a oscillation of matter and transfers energy through a medium
  3. 5. - passage of light through an object
  4. 7. metal, cardboard)
  5. 9. - disturbance is perpendicular to the direction of the wave
  6. 10. - the distance from one point on a wave to the same point on the next wave.
  7. 12. - region of a longitudinal wave where the particles are farthest apart
  8. 17. - bouncing of a wave off a surface
  9. 19. - a disturbance that transfers energy from one place to another
  10. 21. - number of wavelengths that pass by a point each second
  11. 22. - where the displacement of the medium is at a maximum
  12. 23. - region of a longitudinal wave where the particles in the medium are closest together
  13. 24. - scatters light as the light passes through (wax paper, frosted glass)
  14. 25. - wave changes direction, because its speed changes
Down
  1. 1. - the ability of a material to bounce back after being disturbed
  2. 3. - can travel through empty space and through matter; includes radio waves, infrared, visible light, ultraviolet, X-rays, and gamma rays
  3. 5. - where the displacement of the medium is at minimum
  4. 6. -happens when two or more waves are in the same place
  5. 8. - material in which a mechanical wave travels
  6. 11. - angle of incidence equals angle of reflection
  7. 13. - transmits light (glass, water, air)
  8. 14. - change of pitch when a sound source is moving in relation to an observer
  9. 15. - transfer of energy by a wave to the medium through which it travels.
  10. 16. - a material that reflects or absorbs all of the light that strikes it
  11. 18. - makes the particles in a medium move parallel to the direction of the wave
  12. 20. - change in direction of a wave when it travels by the edge of an object or through an opening