Waves

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Across
  1. 2. a type of wave that does not need a medium to move through
  2. 4. the unit to measure frequency
  3. 5. the lowest point of a wave
  4. 8. the shortest and most powerful wave in the electromagnetic spectrum
  5. 9. a disturbance that carries energy from one place to another
  6. 10. the highest point of a wave
  7. 12. when waves bend
  8. 14. a wave in which the medium moves at right angles to the wave direction
  9. 16. another name for compressional wave
  10. 17. the distance between one point on a wave and the exact same place on the next wave
  11. 18. a wave in which the medium moves back and forth in the same direction as the wave
  12. 19. a type of mechanical wave that allows people to hear
Down
  1. 1. how far the medium moves from rest position
  2. 3. a type of wave that has to have a medium to move through
  3. 6. when waves bounce off of a surface
  4. 7. where the particles are close together
  5. 11. where the particles are spread apart
  6. 13. the longest wave in the electromagnetic spectrum
  7. 15. how many wave go past a point in one second