Earth's Magnetic Field

Front

What is the strongest part of a magnet?

Back

The poles.

Front

What is the shape of the Earth's magnetic field?

Back

Bar magnet.

Front

What is the main source of Earth's magnetic field?

Back

Movement of molten iron in the Earth's outer core.

Front

What is electricity?

Back

The flow of electrons in a conductor.

Front

What happens when two north poles of a magnet are placed together?

Back

They repel each other.

Front

What is a magnetic field?

Back

A region around a magnet where magnetic forces can be detected.

Front

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

Back

A magnet produces its own magnetic field, while magnetic materials can be magnetized.

Front

What is the role of the Earth's core in generating the magnetic field?

Back

The movement of molten iron in the outer core generates electric currents, creating the magnetic field.

Front

What are magnetic poles?

Back

The regions of a magnet where the magnetic force is strongest.

Front

What is the right-hand rule in magnetism?

Back

A method to determine the direction of magnetic force, current, and magnetic field.