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Electricity
| Question | Answer |
|---|---|
| Of the following items, which ones will conduct electricity? brick, iron nail, rubber band, salt water, toothpick | salt water and iron nail |
| What is used to easily open and close a circuit? | switch |
| What material will best conduct electricity? Glass marble, aluminum foil, rubber band, plastic tube, cardboard, | aluminum foil |
| What should you do if the cord to a fan is worn out and you can see the wire? | Do not use until it is properly fixed. |
| Why is copper used in electrical cords? | Copper is a good conductor of electricity. |
| Why is plastic used in electrical cords? | Plastic is a good insulator to protect you from electrical shock. |
| What happens when you turn a switch to the off position? | The circuit is open and is considered a broken circuit. |
| What happens when you turn a switch to the on position? | The switch is closed and is considered a complete circuit. |
| What is the path along which electricity travels? | electric circuit |
| What keeps electricity from getting to you? | insulator |
| Be able to look at various diagrams and determine which one produces light and heat. | The circuit must be a complete, closed loop. |
| Which solutions should conduct electricity? | salt water and baking soda solution |
| Looking at a cut away view of an electrical cord know which parts are conductors, insulators, and which are made of metal and which are made of plastic. |
Created by:
CherylBruce
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