Across
- 7. the other side of a magnet of the north pole
- 11. any electrically conducting pathway comprising an electric circuit along which the whole current flows through each component.
- 15. a static electricity generator invented by Robert Jemison Van de Graaff
- 16. a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky
- 18. a negative electrode on a battery and a negative electrode on an electrolytic cell.
Down
- 1. an area around a magnet to attract objects to itself.
- 2. an electric current that reverses direction on a periodic basis.
- 3. has two or more paths for current to flow through.
- 4. a basic electrical component that stores electric charge
- 5. difference between the electrical energy at two points in a circuit
- 6. the electrode where electricity moves into.
- 8. as long as the magnet can spin freely - points towards the north
- 9. the build up of an electric charge on the surface of an object.
- 10. a ring or light that forms around the sun or moon
- 12. opposition of the components of a circuit to the flow of electric current
- 13. an instrument containing a magnetized pointer which shows the direction of magnetic north and bearings from it
- 14. a basic subatomic particle found in all atoms
- 17. to force something to move away or apart