Magnets & Magnetic Force

Front

What is a magnet?

Back

A magnet is an object that produces a magnetic field, attracting certain metals like iron and nickel.

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What is the magnetic field?

Back

The magnetic field is the area around a magnet where magnetic forces can be detected.

Front

What is a compass?

Back

A compass is a device that uses a magnetized needle to indicate direction, aligning with the Earth's magnetic field.

Front

What is a permanent magnet?

Back

A permanent magnet is a magnet that maintains its magnetic properties over time without the need for an external power source.

Front

What is a temporary magnet?

Back

A temporary magnet is a material that becomes magnetized only when in contact with a permanent magnet and loses its magnetism when removed.

Front

What materials are typically magnetic?

Back

Common magnetic materials include iron, nickel, and cobalt.

Front

What happens when like poles of magnets are brought together?

Back

Like poles (north-north or south-south) repel each other.

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What happens when opposite poles of magnets are brought together?

Back

Opposite poles (north-south) attract each other.

Front

What is an electromagnet?

Back

An electromagnet is a type of magnet that is created by electric current flowing through a coil of wire.

Front

How does the Earth's magnetic field protect us?

Back

The Earth's magnetic field protects us from solar winds and cosmic radiation by deflecting charged particles.