Across
- 3. unit of frequency equal to one event or cycle per second
- 4. stopping point of a wave
- 6. highest point on a wave
- 9. perceived sound characteristics equivalent to frequency
- 10. about halfway between two extremes of size or another quantity and average
- 12. superposition of waves resulting in a combined wave
- 14. a decrease in density and pressure in a medium
- 15. motion that repeats itself
- 16. time recorded to report one complete set
- 19. frequencies produced by musical instruments
- 20. perpendicular wave
- 21. a wave with statutory nodes
- 22. the point with displacement when the pulses meet
Down
- 1. superposition of waves resulting in a combined wave with zero amplitude
- 2. lowest point on a wave
- 5. the action of compressing or being compressed
- 7. maximum distance from its equilibrium
- 8. bending of waves around objects in their path
- 11. direction same as the travel of the wave
- 13. a wave of energy having a frequency within the electromagnetic spectrum
- 14. change in direction of light of ray when passing one medium to another
- 17. number of occurrences per unit time
- 18. overlapping of waves
- 23. stationary point were two equal waves meet and are in the same location