Across
- 3. how loud or soft a sound is
- 4. part of the wave where the particles are spread out
- 6. part of the wave where the particles are close together
- 7. size or intensity of the sound wave’s vibration; distance between the resting point and the crest or trough of a wave
- 9. the number of crests or troughs of a wave that pass by over a certain amount of time
- 11. how fast a wave travels
- 12. the matter through which a wave travels
- 14. form of energy that travels as waves through matter
- 16. a change that carries energy from one place to another
- 19. an object or wave hits a surface and can’t pass so it bounces back
- 20. low point of a wave
Down
- 1. a wave enters a new medium and changes direction
- 2. waves: move through a medium parallel to the direction the waves are traveling
- 5. how loud or soft/quiet a sound is
- 8. the distance between one crest or trough to the next
- 10. a high point of a wave
- 13. when waves meet or collide with one another
- 15. ability for a material to bounce back after being disturbed
- 17. move back and forth very quickly
- 18. how high or low a sound is