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