Across
- 6. charge flows only in one direction
- 8. the voltage (V) in a circuit equals the product of the current (I) and the resistance (R)
- 9. a flow of electric charge that regularly reverses its direction
- 10. a continuous path through which charge can flow
- 11. a material through which charge can flow easily
Down
- 1. material through which charge cannot flow easily
- 2. the difference in electrical potential energy between two places in an electric field
- 3. a material that has almost zero resistance when it is cooled to low temperatures
- 4. opposition to the flow of charges in a material
- 5. a device that converts chemical energy to electrical energy
- 7. measured in volts