Answer:
A, Magnetism
Explanation:
An ordinary electric generator produces electric power by spinning a strong magnet inside a set of wire coils. As the magnet spins, its magnetic field sweeps across the coils and gives rise to electric fields in those coils.
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Plants get it from the roots or leaves
animals get it by breathing
A. nucleus
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3 is the answe bc it is awesome and cool
His displacement is 0 .hope this helps :)