Across
- 3. Sound is a type of this, has ability to do work
- 5. Space in a wave where matter is closest
- 7. How we hear, energy in the form of waves
- 10. Type of wave, ex. Sound
Down
- 1. How matter moves in waves
- 2. Matter waves travel through
- 4. Space in wave where matter is farthest
- 6. Way a wave travels
- 8. How a sound sounds, can be higher or lower
- 9. Place without matter, ex. Space