Malik built a simple electromagnet with copper wire, an iron bolt, and a 1.5-volt battery. The electromagnet was
1 answer:
Answer:
I believe it would be these:
He can replace the 1.5-volt battery with a battery of higher voltage.
He can use a longer piece of wire that wraps more times around the bolt.
I'm not sure the others would work
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Answer b
I think I’m not sure
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Answer: A: Peripheral
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