Across
- 3. - Maximum wave displacement
- 5. - Distance between two crests
- 8. - Wave cycles per unit time
- 9. - Highest point of a wave
- 10. - Closely packed particles/matter
Down
- 1. - Turned upside down/reversed
- 2. - Interface between two regions
- 4. - Substance for wave propagation
- 6. - Lowest point of a wave
- 7. - Wave oscillates perpendicular