Science

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Across
  1. 2. An earthquake wave is called a
  2. 5. Intensity, or ?, decreases as distance increases
  3. 7. A material in which a wave travels is called a?
  4. 10. Side by side and having the same distance continuously between them
  5. 12. Is a wave that travels only through matter
  6. 14. The amount of sound energy that passes through a square meter of space in one second
  7. 16. Is the number of times the pattern repeats in a given time
  8. 18. causes the particles in a medium to move parallel to the direction that the wave travels
  9. 19. The sections where the particles in the medium are closest together are
  10. 21. Is a longitudinal wave that can travel only through matter
  11. 23. Bottom of the wave
Down
  1. 1. A straight line at an angle of 90° to a given line, plane, or surface
  2. 3. Top of the wave
  3. 4. Is a back-and-forth or an up-and-down movement of an object
  4. 6. The maximum distance that the wave moves from its rest position
  5. 8. The distance between one point on a wave to the same on the next wave is the
  6. 9. The regions where the particles are farthest apart are
  7. 11. The perception of how high or low a sound seems is
  8. 13. Is a disturbance that transfers energy from one place to another without transferring matter
  9. 15. Friction between the wind at sea and the water form
  10. 17. between about 20 Hz and 20,000 Hz.
  11. 20. A space entirely devoid of matter
  12. 22. above this range are called