Across
- 2. number of periods per second
- 4. waves where the vibrations are along the same direction as the wave is travelling
- 7. variation that carries energy energy in a medium from one place to another without carrying matter
- 8. variation in direction of a wave due to a change in its transmission medium
- 10. highest point
Down
- 1. variation
- 3. Distance between two same points
- 5. waves where the vibrations are at 90° to the direction of the travel
- 6. lowest point
- 9. distance between X axes and highest/lowest point