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5 Cards in this Set
- Front
- Back
What causes electrically charged objects either to attract or repel one another? |
electric force |
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Name the special rock used in the first compasses. |
lodestone |
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How do like charges and like poles react to each other? |
They repel one another. |
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How do opposite charges and opposite poles react to each other? |
They attract each other. |
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What does every magnet have? |
a north pole and a south pole |