Across
- 2. Is any device that creates an electric current by turning coil of wire through a magnetic field.
- 4. An energy source that comes from molten rocks found under the ground.
- 7. The study the relationship between electricity and magnetism.
- 10. The current periodically reverses the direction in which it is moving.
- 11. The current that continues to flow in the same direction through the conducting wire all time.
- 12. They are called AC generators.
- 13. It converts electrical energy into mechanical energy
- 14. A device that can increase or decrease the voltage and current of a circuit.
- 16. The part that which reverses the flow of current through an electric motor .
- 18. The movement of charged particles in a specific directions
- 19. It is also known as electromotive force.
Down
- 1. The energy of an object due to its movement or position.
- 3. The energy associated with the electric current.
- 5. The characteristic resistance of a material.
- 6. The unit of current.
- 7. It controls the pointer of the galvanometer.
- 8. It measures small amounts of electric current.
- 9. An energy source from the sun.
- 15. It is the opposition a material offers to current.
- 17. This energy source comes from a fission & fusion reaction.