Sound Terms

Name: ______________________   Date: ____________

Use the clues to fill in the crossword.

Across

  1. 1. An empty area or space (6)
  2. 5. A quantity that is added (4)
  3. 7. Distance travelled per unit time (8)
  4. 10. Electronic equipment that provides visual images of varying electrical quantities (12)
  5. 11. The property created by the space between two objects or points (8)
  6. 13. German physicist who was the first to produce electromagnetic waves artificially (5)

Down

  1. 1. The rate at which energy is drawn from a source that produces a flow of electricity in a circuit (7)
  2. 2. The snail-shaped tube where sound vibrations are converted into nerve impulses by the organ of Corti (7)
  3. 3. Using the reflections of high-frequency sound waves to construct an image of a body organ (10)
  4. 4. Electronic equipment that increases strength of signals passing through it (9)
  5. 6. The magnitude of sound (9)
  6. 8. Device for converting sound waves into electrical energy (10)
  7. 9. The number of occurrences within a given time period (9)
  8. 12. A measuring instrument that sends out an acoustic pulse in water and measures distances in terms (5)
  9. 14. A reply that repeats what has just been said (4)
  10. 15. An instance or single occasion for some event (4)