Magnetism

Front

What is magnetism?

Back

Magnetism is a force that can attract or repel certain materials, such as iron, and is produced by the motion of electric charges.

Front

What are the two poles of a magnet called?

Back

The two poles of a magnet are called the north pole and the south pole.

Front

What happens when you bring two north poles of magnets together?

Back

Two north poles of magnets repel each other.

Front

What happens when you bring a north pole and a south pole of magnets together?

Back

A north pole and a south pole of magnets 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 wire.

Front

What materials are needed to create an electromagnet?

Back

To create an electromagnet, you need a wire, a battery, and a metal object like a paper clip.

Front

How does Earth's magnetic field protect us?

Back

Earth's magnetic field protects us from harmful solar radiation and charged particles from the sun.

Front

What is a magnetic field?

Back

A magnetic field is the area around a magnet where magnetic forces can be felt.

Front

Can magnets attract all metals?

Back

No, magnets can only attract certain metals, such as iron, nickel, and cobalt.

Front

What is the difference between a permanent magnet and a temporary magnet?

Back

A permanent magnet retains its magnetism over time, while a temporary magnet only acts as a magnet when in a magnetic field.