Hans Christian Oersted discovered that magnetism and and electricity are Magnetism is
Chapter 0, Problem 1(choose chapter or problem)
Hans Christian Oersted discovered that magnetism and and electricity are Magnetism is produced by [batteries] [motion of electric charges]. Faraday and Henry discovered that electric current can be produced by [batteries] [motion of a magnet]. More specifically, voltage is induced in a loop of wire if there is a change in [batteries] [magnetic field in the loop]. This phenomenon is called [electromagnetism] [electromagnetic induction].
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