Across
- 4. The distance from one crest to the next one
- 8. When the particles are spread out
- 9. Highest point on a wave
Down
- 1. Wave: A wave that displaces matter in the direction its traveling
- 2. When the particles are close together
- 3. Distance from rest point to crest or trough
- 4. a disturbance that transfers energy
- 5. Lowest points on a wave
- 6. wave: A wave that moves perpendicular to the direction of the wave
- 7. a material that a wave travels through