Magnetism and Magnetic Materials

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What is a donut magnet?

Back

A type of magnet shaped like a donut, often used in various applications.

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What is a permanent magnet?

Back

A magnet that maintains its magnetic properties without the need for an external magnetic field.

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What is a magnetic field?

Back

The invisible area around a magnet where magnetic forces can be felt.

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What are the poles of a magnet?

Back

The two ends of a magnet, known as the North and South poles.

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What is a temporary magnet?

Back

A piece of iron that acts like a magnet only when in a magnetic field.

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What is a bar magnet?

Back

A rectangular magnet that has a North and South pole at each end.

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What is a horseshoe magnet?

Back

A magnet shaped like a horseshoe, with poles at each end, used for lifting heavy objects.

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What is induced magnetism?

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When a material becomes magnetized in the presence of a magnetic field.

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What materials are considered magnetic materials?

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Materials like iron, nickel, and cobalt that can be magnetized.

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What is the difference between a magnetic material and a magnet?

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A magnetic material can be magnetized, while a magnet has a persistent magnetic field.