Sound

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 2. A movement like that of a sudden occurrence or increase in a specified phenomenon (4)
  2. 4. Lacking any definite plan or order or purpose (6)
  3. 5. Scientific tests or techniques used in the investigation of crimes (9)
  4. 10. Using words that imitate the sound they denote (12)
  5. 12. The absence of sound (5)
  6. 14. The particular auditory effect produced by a given cause (5)
  7. 15. The number of occurrences within a given time period (9)
  8. 16. The repetition of a sound resulting from reflection of the sound waves (4)

Down

  1. 1. The magnitude of sound (8)
  2. 3. A regular periodic variation in value about a mean (9)
  3. 6. The property of sound that varies with variation in the frequency of vibration (5)
  4. 7. The maximum displacement of a periodic wave (9)
  5. 8. How loud something is, or how much space it fills (6)
  6. 9. The membrane in the ear that vibrates to sound (7)
  7. 11. A person afflicted with ___ (6)
  8. 13. The unit of frequency (5)