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Physics, 18.03.2021 02:20 jhill685467

Sara and Greg built an electromagnet in science class. They wrapped 50 turns of copper wire around an iron nail and hooked the ends of the wire to a 1.5 volt battery. They picked up 15 paper clips with their electromagnet, but they want to make it stronger. What should they do?

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Sara and Greg built an electromagnet in science class. They wrapped 50 turns of copper wire around a...

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