1
Q
Define “magnetism”.
A
A physical phenomenon produced by the motion of electric charge, resulting in attractive and repulsive forces between objects.
The force that attracts and repels an object.
2
Q
What is a permanent magnet?
A
A magnet that releases its magnetic properties in the absence of an inducing field or current.
3
Q
A magnetic field is…?
A
A region around a magnetic material or a moving electric charge within which the force of magnetism acts.
Grade 7: Technology
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