Unit 3 Crossword

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Across
  1. 2. waves that cause the medium to vibrate in a direction parallel to the direction the wave is travelling
  2. 5. a 90 degree angle
  3. 6. an alphabet of letters that are represented by long and short signals of sound or light
  4. 8. the form in which energy is transported through particles that make up matter
  5. 10. waves that cause the medium to vibrate in a direction perpendicular to the direction a wave travels
  6. 12. the use of sound reflection to locate objects
  7. 14. sea-related
  8. 16. the matter through which a wave travels
  9. 17. the distance between one point on a wave and the same point on the next wave
Down
  1. 1. waves that MUST travel through matter
  2. 3. scientists who study the ocean
  3. 4. the valley, or lowest point, of a wave
  4. 7. waves that travel along the surface of a medium
  5. 9. waves with high speed and long wavelength
  6. 11. the height of a wave from rest position
  7. 13. the peak, or highest point, of a wave
  8. 15. the number of waves that pass one point in a certain amount of time