Across
- 5. electrical potential or potential difference expressed in volts
- 7. a unit for measuring electrical resistance
- 8. the act of giving or delivering something to people
- 9. a small device that starts or stops the flow of electricity to something (such as a lamp or a machine) when it is pressed or moved up and down
- 10. the flow of electricity through a wire
- 11. to produce (something) or cause (something) to be produced
- 12. the unit for measuring electric current
Down
- 1. a substance that allows electricity to pass along it or through it
- 2. the opposition of a piece of electrical equipment to the flow of direct current
- 3. a device that changes the voltage of an electric current
- 4. a unit for measuring the force of an electric current
- 6. the complete path of wire and equipment along which an electric current flow
