Across
- 4. The region of the wave where air particles are farthest apart
- 6. Sound can't travel through __________ because there is no air
- 8. The type of wave which a sound wave is
- 9. , Another word for the speed of the wave
- 10. An example of an item that produces a low pitch sound
Down
- 1. Sound can travel through anything but a
- 2. Some types of waves require a ___________ to travel through
- 3. The region of the wave where air particles are closest together
- 5. An example of an item that produces a high pitch sound
- 7. Another word for the height of a wave