Acid Rain For Levitation In ancient times pass on knew of a special kind of rock that could pull turnabout rocks of the same kind and pieces of iron toward themselves. Such rocks were called lodestones. Today bountiful male uses the same wildness exerted by electromagnets and permanent magnets to submit charismatic aide to trains and more efficient power generators. This narrative go forth focus on the use of magnets in the generation of electricity and magnetically aided trains. Magnetism is defined as the force exerted by a magnetic theatre of operations. A magnetic field is defined as the heartiness exerted by the magnet.
It is stoold by the concretion of the domains (sub-atomic particles) of an object. When the domains are lined up they produce magnetism. When the domains are non lined up therefore they cause the object to be demagnetized (having no magnetic power). Materials such as air, wood, copper, and water do not respond to the power of magnets. We then ask "Why...If you loss to get a full essay, commit it on our website:
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