Maricruz Arteaga waves 6th period

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Across
  1. 3. a disturbance that transfers energy from one place to another
  2. 5. is the spreading out of waves through an opening or around the edge of an obstacle
  3. 9. the wave travels in the same direction as the disturbance
  4. 11. the direction in which the wave travels is perpendicular,or at right angles to the direction of the disturbance
  5. 16. is the meeting and combining of waves
  6. 18. is a wave that is produced by a vibrating object and travels through matter
Down
  1. 1. is a rapid,back and forth motion
  2. 2. is one complete wave,or cycle,per second
  3. 4. waves that transfer energy through matter
  4. 5. is the change in perceived pitch that occurs when the source or the receiver of a sound is moving
  5. 6. the number of waves passing a fixed point in a certain amount of time
  6. 7. for a transverse wave is the distance between a line through the middle of a wave and a crest or trough
  7. 8. is any substance that a wave moves through
  8. 10. the bending of a wave as it enters a new medium at an angle other than 90 degrees
  9. 11. is the lowest point,or valley,of a wave
  10. 12. is empty space
  11. 13. the strengthening of a sound wave in this way
  12. 14. the distance from one wave crest to the very next crest
  13. 15. the bouncing back of a wave after it strikes a barrier
  14. 17. is the highest point,or peak,of a wave