Across
- 3. a stable subatomic particle with a charge of negative electricity
- 5. electrical resistance between two points of a conductor
- 7. a closed circuit in which the current follows one path
- 11. converts electrical energy into mechanical energy
- 12. device used to interrupt the flow of electrons in a circuit.
- 14. an electric current that reverses its direction many times a second at regular intervals
Down
- 1. is a graphical representation of an electrical circuit
- 2. point in an electrical circuit from which voltages are measured
- 4. an object or type of material that allows the flow of an electrical current
- 6. an electric current flowing in one direction only.
- 8. The electrical resistance of an electrical conductor is a measure of the difficulty to pass an electric current through that conductor
- 9. the voltage across each of the components is the same
- 10. used to protect us from the dangerous effects of electricity flowing
- 13. An electric battery is a device consisting of one or more electrochemical cells with external connections provided to power electrical devices
- 15. a flow of electric charge