Across
- 7. The distance between two identical points of a wave
- 10. The height of a wave from its rest position
- 12. The interaction of two or more waves
- 14. The bending of waves as they pass through different media
- 15. A wave where motion is parallel to the direction of travel
- 16. The material through which a wave travels
- 18. The crowded part of a longitudinal wave
- 20. The strengthening of vibrations at a natural frequency
Down
- 1. Another term for repeated motion in waves
- 2. A repeated back-and-forth motion
- 3. A disturbance that transfers energy from one place to another
- 4. The spreading of waves around obstacles
- 5. The spread-out part of a longitudinal wave
- 6. The lowest point of a wave
- 8. A wave where motion is perpendicular to the direction of travel
- 9. The number of waves produced in one second
- 11. A reflected sound wave
- 13. The bouncing back of a wave
- 17. A type of wave that travels through matter
- 19. The highest point of a wave