Web24 mei 2024 · Electromagnetism is the force behind light waves, is the source of energy that holds atoms together, and also generates magnetic fields from electric currents. All … Web25 feb. 2024 · Electric current can be comprised of moving negative or positive charges, and a constant current produces a constant magnetic field. Electrons indeed carry negative charge, but photons, the gluon for the electromagnetic force that propagates through space, does not have a charge.
Physical Science 6.8a - Electric Current and Magnetic Fields
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Magnets and electricity - Energy Information Administration
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