Across
- 5. a type of wave that needs a medium.
- 7. the distance between a high or low point to a mid point
- 10. the high point.
Down
- 1. the low point.
- 2. how a sound is interpreted.
- 3. this is used for waves to travel.
- 4. The midpoint.
- 6. Disturbances in energy cause.
- 8. the tone of a sound
- 9. a wave that does not need a medium.