Across
- 3. able to be heard
- 7. compression wave
- 9. tallest part of a transverse wave
- 10. how fast or slow
Down
- 1. lowest part of a transverse wave
- 2. how sound travels
- 4. small part of a compression wave
- 5. how loud or quiet
- 6. spread out part of a compression wave
- 8. No air, no sound