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Magnetism

Magnetism Review Sheet

QuestionAnswer
A temporary magnet made by wrapping a current-carrying wire around an iron core is called an ELECTROMAGNET
Lines that show the shape of a magnetic field? MAGNETIC FIELD LINES
Two ends of a magnet? POLES
Force of attraction and repulsion? MAGNETISM
Area around a magnet where magnetic forces can act? MAGNETIC FIELD
What happens when you turn off the current in an electromagnet? THE CURRENT KEEPS FLOWING
The magnetic lines of force are closest together at a magnet’s __________. POLES
_______________ is an example of a permanent magnet. LODESTONE
A south pole _________ another south pole. REPELS
A north pole _________ a south pole. ATTRACTS
An electric appliance needs a motor to change electrical energy into ________________ energy. MECHANICAL
A device that changes mechanical energy into electrical energy is called a _____________. GENERATOR
Created by: 609406659
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