science

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Across
  1. 2. Top part of a wave
  2. 3. The distance between one crest to another crest
  3. 6. The number of waves that pass at a certain point
  4. 7. The thing that waves travel to
  5. 8. A high-density area
  6. 10. The distance between the resting point to the crest
Down
  1. 1. A wave that moves matter perpendicular to the direction of the wave
  2. 4. The bottom of the wave
  3. 5. A wave that displace matter in the same direction its moving
  4. 9. A low-density area