Magnets and Magnetic Fields Video Lessons

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Problem: The magnetism of a permanent magnet results from __________.A. the magnetic moments of nuclei in the material making up the magnetB. interactions with Earth's magnetic fieldC. the magnetic moments of electrons in the material making up the magnetD. electric currents inside the magnet

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The source of magnetic field lines is moving charges. 

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Problem Details

The magnetism of a permanent magnet results from __________.

A. the magnetic moments of nuclei in the material making up the magnet

B. interactions with Earth's magnetic field

C. the magnetic moments of electrons in the material making up the magnet

D. electric currents inside the magnet

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