Across
- 3. sound over 20000 hertz
- 5. ____ charges repel
- 6. force over area
- 9. gravitational ______ strength
- 10. the state a neutral object is in when a charged object is brought close to it
- 12. a type of barometer that does not use liquid
Down
- 1. used to find the atmospheric pressure
- 2. measures amplitude and wavelength
- 4. ________ charges attract
- 7. the measure of force
- 8. used to compare pressures
- 11. mass over volume