Across
- 4. FIELD : the area of force surrounding a magnet
- 6. : a liquid or paste substance that conducts electricity
- 7. : scientist who discovered that electric current produces a magnetic field
- 9. CIRCUIT : a very small circuit with many components built into it
- 12. : the center part of an electromagnet that increases magnetism
- 13. : a machine that converts motion into electrical energy
- 15. : a magnet made by passing electricity through a coil of wire
- 18. : the central processing unit that controls the computer
- 19. : a continuous path through which electricity flows
- 20. : device that produces electricity through chemical reactions
- 21. : an object that attracts iron and produces a magnetic field
- 23. : a material that allows electricity to flow easily
- 24. : a material through which electricity cannot flow easily
Down
- 1. : unit used to measure electrical current
- 2. : scientist who discovered that adding a metal core increases magnetism
- 3. CIRCUIT : a circuit that has only one path for electricity to flow
- 5. : a material that can act as either a conductor or an insulator
- 8. : a conductor that opens or closes a circuit
- 10. : unit used to measure electrical power
- 11. : a thin metal strand that conducts electricity
- 14. : a material or device that reduces the flow of electricity
- 16. CIRCUIT : a circuit that has multiple paths for electricity to flow
- 17. : the flow of electrons through a conductor
- 22. : unit used to measure electrical push or force