Electromagnets
What Are Electromagnets?; Magnets: Permanent vs. Temporary; Building an Electromagnet; The Wire's Path; Powering the Magnet; The Core's Contribution; Electricity Creates Magnetism; Current and Field Direction; Coiling for Strength; More Coils, More Power; Stronger Current, Stronger Magnet; Core Material Matters; Electromagnets in Our World; Reflect and Review; Electromagnets Everywhere!
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