Across
- 1. how high or low a sound is; determined by the frequency of the vibration
- 3. sound waves travel through different (?) in different materials
- 5. the low part of a wave
- 7. how much sound energy reaches the ear
- 8. the high point of a wave
- 11. the length between the compressions in a sound wave
- 13. the measure of a sound wave
Down
- 2. sound waves produced by vibrations in matter
- 4. the reflection of sound
- 6. what sound waves travel the fastest in
- 7. to move back and forth
- 9. a change that carries energy from one place to another
- 10. the matter trough which waves travel
- 12. Waves are disturbances that transfer (?) from one point to another