Candice learns that all magnets have two magnetic poles. which of the following observations would best support this statement?
a.) the north pole of a compass needle is attracted to the south pole of a bar magnet.
b.) when a bar magnet is cut in half, each half has a north pole and a south pole.
c.) the strength of a horseshoe magnet's magnetic field decreases as the magnet is pulled away from another object.
d.) when an electric current flows through a wire, a magnetic field forms around the wire.
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Candice learns that all magnets have two magnetic poles. which of the following observations would b...
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