Sound Waves

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Across
  1. 3. How loud or quiet a sound is
  2. 6. Type of matter with a firm shape
  3. 7. Notice what is happening
  4. 10. At the top of the range of sound
  5. 12. An electronic that converts electrical audio signals into a corresponding sound
  6. 13. Type of matter with no fixed shape or fixed volume
  7. 14. Type of matter less dense than a solid but more dense than a gas
Down
  1. 1. Anything that can be weighed or takes up space
  2. 2. To mimic or model an observation
  3. 4. A group of atoms bonded together
  4. 5. At the bottom of the range of sound
  5. 6. Vibrations that travel through the air
  6. 8. A careful examination or search
  7. 9. How often something happens
  8. 11. A visual representation of typically two variables