Across
- 1. expresses the relationship between voltage, current and resistance; V=IR
- 5. current a flow of positive charges that move from high potential to low potential
- 7. type of current proposed by Tesla
- 9. a device made up of several galvanic cells connected together that converts chemical energy to electrical energy
- 10. a piece of metal that melts when too much current flows and breaks the circuit
- 11. the unit for electrical charge
- 12. the difference in electrical charge between two points in a circuit
- 17. a device with a specific resistance; used to control the current in a circuit
- 18. flow, the flow of negative charge from high potential to low potential
- 19. type of current proposed by Thomas Edison
- 21. a material through which charge moves easily
- 23. diagram drawing of a circuit
Down
- 2. unit for power
- 3. circuit, a low resistance circuit that forms causing a large current that could easily start a fire.
- 4. the rate at which electrical energy is consumed
- 6. a closed loop or pathway that allows electrical charges to flow
- 8. a material through which charges do not move easily
- 11. the flow of electrical charges
- 12. the unit for electrical potential difference
- 13. unit for current; equal to one coulomb per second
- 14. used to measure the electric current in any branch or part of a circuit
- 15. hour an energy unit used by electric companies to measure energy sale; 1 kWh is equal to 1000 W, delivered continuously for 3600 seconds
- 16. any device that converts electrical energy into another form of energy
- 20. a property that determines how much current will flow
- 22. the unit of resistance