Across
- 1. the area around a magnet where magnetic forces can act
- 4. a type of circuit where there are several branching paths to the components
- 6. the measure of energy given to the charge flowing in a circuit
- 8. a light bulb is an example of a ___
- 9. the build up of an electric charge on the surface of an object
- 13. where electrons flow in different directions in a wire
- 14. where electrons flow in the same direction in a wire
- 16. a temporary magnet made by wrapping a current- carrying wire around an iron core
- 18. the flow of electrons from one place to another
Down
- 1. the region of the Earth's magnetic field
- 2. a device that changes mechanical energy into electrical energy
- 3. a material through which electric current cannot move
- 5. the relationship between electricty and magnetism
- 7. a type of circuit where the components are lined up along one path
- 10. a device that changes electrical energy into mechanical energy
- 11. a path for the flow of electrons
- 12. a device used to increase of decrease voltage
- 15. a material through which electric current flows easily
- 17. occurs when particles from the sun are traped in the magnetosphere