Across
- 3. Unit of measurement of resistance
- 7. Another name for a music system
- 8. Unit of measurement of current
- 13. Whether and object has a negative or positive charge.
- 14. An ordinary person who buys things
- 15. Storing a quantity of electricity in an magnetic field
- 17. Storing a quantity of electricity in an electric field
- 19. Material that electricity cannot pass through
- 20. The abbreviation for alternating current
- 21. The particle in an atom that carries electric currents
Down
- 1. The cost of sending goods to the customer
- 2. In........current electrons only flow in one direction
- 4. How much an object opposes or blocks an electric current
- 5. How easily electricity passes through an AC device
- 6. Unit of measurement of AC frequency
- 9. Without these you won't hear the music
- 10. Material through which electricity can easily pass through
- 11. In........current electrons change direction at 60 cycles per second
- 12. We normally get DC power from this.
- 16. Another name for a video camera
- 18. Electronic device that accepts, processes and displays data