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Electricity Review
| Question | Answer |
|---|---|
| battery | the power source for an electric circuit |
| heat energy examples | stoves, toaster |
| light energy examples | light bulbs, lamps |
| motion energy examples | electric fans, hair dryers |
| sound energy examples | radios, TV |
| Electrical Conductor | a material through which electrons move EASILY |
| Electrical Conductor Example | Metal |
| Electrical Conductor Example | copper |
| Electrical Conductor Example | steel |
| Electrical Insulator | a material through which an electrical charge CANNOT MOVE |
| Electrical Insulator Example | dry air |
| Electrical Insulator Example | glass |
| Electrical Insulator Example | wood |
| Magnet | A metal that can push or pull on iron, nickel, or cobalt |
| If north and south poles are positioned together they will ______. | attract |
| If the same poles from two magnets are positioned together they will ______. | repel |
| The magnetic field is strongest near the ______ and ________. | north and south poles |
| Electromagnet | Winding a wire with a current around an iron bar |
| Parts of a circuit | battery, wire, light bulb, and switch |