Electric charge and magnetism are related to one another. Magnetic fields are generated by moving electric charges. When an electric charge is at rest, there is no magnetic field. Magnetic fields cannot be seen, but their effects can be observed with a compass.
Electric charge and magnetism are related to one another. Magnetic fields are generated by *blank* electric charges. When an electric charge is *blank* there is no magnetic field. Magnetic fields cannot be seen, but their effects can be observed with a *blank*
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