Across
- 2. A change in direction as waves bounce off a barrier between 2 media.
- 6. Occurs when 2 waves are in the same place at the same time.
- 9. Another word for combining 2 wave pulses to create a wave.
- 14. A change in direction as waves pass through an opening.
- 15. When you decrease the frequency of a wave, what happens to the period?
- 18. Lowest point on a wave.
- 19. Transports energy without transporting matter.
Down
- 1. How long it takes for 1 wave to pass a certain point.
- 2. Point on a longitudinal wave with the minimum density.
- 3. A soccer coach paces along the sideline 40 times in 20 seconds. What is the frequency of his pacing, in Hertz?
- 4. This type of wave moves up and down.
- 5. This type of wave does not move up and down.
- 7. Point on a longitudinal wave with the maximum density.
- 8. The distance from the equilibrium position to a crest or trough.
- 10. A single disturbance moving through a medium.
- 11. A change in the direction as waves pass from 1 medium to another.
- 12. One thing that mechanical waves require but EM waves do not.
- 13. What is the wavelength of a wave that has a period of 25 s and a speed of 2 mm/s?
- 16. Highest point on a wave.
- 17. In this type of wave, particles of the medium undergo a circular motion.