Across
- 4. A modern light source where a diode converts electricity directly into light.
- 5. The unit in which we measure electrical voltage.
- 8. The unit in which we measure electrical resistance.
- 10. A small board used for placing circuit elements.
- 12. Another word for a wave traveling.
- 13. When two waves interact.
Down
- 1. These transfer energy from place to place but not matter.
- 2. A circuit component that slows the flow of electric current.
- 3. When vibrations get larger because they are driven at the right frequency.
- 6. The material a wave travels through.
- 7. Provides the voltage in a circuit.
- 9. How often something repeats each second.
- 11. A wave that travels through air by vibrations and can be heard.