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Magnetism

Science

Magnetism Chapter Video

Magnetism Chapter Video

alternating current

an electric current that repeatedly reverses its direction of flow
alternating current Simple Definition

direct current

electric current that flows only in one direction
direct current Simple Definition

electric motor

a device that turns electrical energy into movement, or mechanical energy
electric motor Simple Definition

electromagnet

a temporary magnet made of wire coiled around an iron core
electromagnet Simple Definition

electromagnetic induction

the process of generating a current by moving a conductor through a magnetic field
electromagnetic induction Simple Definition

generator

a device that uses a magnet to turn mechanical energy into electrical energy
generator Simple Definition

magnet

an object that attracts iron and some other metals
magnet Simple Definition

magnetic pole

the part of a magnet where the magnetic force is strongest
magnetic pole Simple Definition

magnetism

the properties and interactions of magnets
magnetism Simple Definition

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