Across
- 3. distance from one compression to the next
- 4. determined by the source not the medium
- 5. waves can be mechanical or
- 10. how "big" a wave is
- 11. the strength of the returning echo determines
- 12. concentration of force
- 13. ultrasound that detects and measures blood flow
- 14. sector image is referred to as this shape
Down
- 1. what type of wave is sound
- 2. discovered by the Currie brothers
- 6. one of the acoustic variables
- 7. converts one form of energy into another
- 8. unit meaning one cycle per second
- 9. waves move fastest in