Across
- 3. a component that converts electrical energy into light energy
- 5. opposite charges and opposite poles do this
- 12. the charge of an electron
- 13. like charges and like poles do this
- 15. a point where the current splits
- 16. the unit of potential difference
- 17. the value of electric current at all points in a series circuit
- 18. a device used to measure potential differences
- 21. an electrical property that restricts the flow of current
- 22. a material that allows current to flow through it
- 24. the rate of flow of electrons
Down
- 1. a device used to measure current
- 2. where electrons go when an object loses its charge
- 4. the force that can charge an object up
- 6. a magnetic material
- 7. the charge that an object becomes if it lose electrons
- 8. a circuit that has junctions
- 9. a circuit with all components in a row and no junctions
- 10. the unit of current
- 11. a material that can be charged up
- 14. the unit of energy
- 19. current in a wire is made of these
- 20. a component made up of a number of cells
- 23. the unit of resistance