Across
- 1. the result of two waves interfering with one another
- 3. common way for electrical systems to store energy
- 6. any form of matter
- 7. an optical illusion caused by the refraction of light
- 9. small device used in electric circuits to provide resistance
- 11. this only can occur only when light is trying to enter a material with a lower index of refraction
- 12. wave oscillate parallel to the direction of propagation
- 13. measures the amount of disorder in a system
- 17. it relates the strength of the electrostatic force between point charges to the magnitude of the charges and the distance between them.
- 18. electrically charged objects set up a force field around them.
- 19. unit of electric potensial
- 20. lowest point on wave
Down
- 2. formed when electric charge flows from one place to another
- 4. the maximum displacement from equilibrium
- 5. change in direction due to a change in speed
- 8. amount of sound energy passing through a given area in given time
- 10. vector force field that surrounds any magnetic material
- 14. device for measuring resistance
- 15. a filter that transmits light waves with only one direction of polarization
- 16. wave oscillate at right angle to the direction the wave travels