Question

what is magnetism and why is it important ?

Answer 1

Answer:

Maxwell showed mathematically how a changing magnetic field creates a changing electric field (and vice versa). Therefore, magnetism is very important because we use it to create electrical energy. In fact, most of the energy that we use today comes from rotating magnets

Explanation:

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Answer 2

Magnetism is a force that can attract or repel objects that have a magnetic material like iron inside them .

Importance of magnetism :-

♥ We use it to create electrical energy .

♥ Most of the energy that we use today comes from rotating magnets .