Waves

2. A region in a longitudinal wave where the particles are closest together. (11 letters)
3. The bouncing back of a wave when it hits a surface. (10 letters)
7. A region in a longitudinal wave where the particles are farthest apart. (11 letters)
10. The bending of a wave as it passes from one medium to another. (7 letters)
11. The highest point of a transverse wave. (5 letters)
12. The lowest point of a transverse wave. (6 letters)
13. The number of waves that pass a given point in a second. (9 letters)
15. A type of wave where the particle motion is perpendicular to wave motion. (11 letters

1. A phenomenon when waves add up to create a bigger wave. (12 letters)
4. The ability of waves to bend around corners or pass through openings. (11 letters)
5. The height of a wave, measured from its rest position to the crest. (9 letters)
6. The distance between two consecutive crests or troughs of a wave. (10 letters)
8. A type of wave that transfers energy without needing a medium. (15 letters)
9. This type of wave requires a medium to travel through. (10 letters)
14. A wave produced by vibrations in matter that we hear. (5 letters)