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Chapter 18

vocab

QuestionAnswer
magnet any material that attracts iron or materials containing iron
magnetic pole one of two points,such as the ends of a magnet, that have opposing magnetic qualities.
magnetic force the force of attraction or repulsion generated by moving or spinning electric charges
electromagnetism the interaction between electricity and magnetism
solenoid a coil of wire with an electric current in it
electromagnet a coil that has a soft iron core and that acts as a magnet when an electric current is in the coil
electric motor a device that converts electrical energy into mechanical energy
electromagnetic induction the process of creating a current in a circuit by changing a magnetic field
electric generator a device that converts mechanical energy into electrical energy
transformer a device that increases or decreases the voltage of alternating current
Created by: trackgirl13
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