1. By simply wrapping wire that has an electrical current running through it around a nail, you can make an electromagnet. When the electric current moves through a wire, it makes a magnetic field.
2. The Effect of the Number of Coils on an Electromagnet On Its Strength. affect an electromagnet's strength.
Answers & Comments
Answer:
1. By simply wrapping wire that has an electrical current running through it around a nail, you can make an electromagnet. When the electric current moves through a wire, it makes a magnetic field.
2. The Effect of the Number of Coils on an Electromagnet On Its Strength. affect an electromagnet's strength.
3.
4. ???
I'm not sure of this.
Explanation:
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