Home Practice
For learners and parents For teachers and schools
Textbooks
Full catalogue
Leaderboards
Learners Leaderboard Classes/Grades Leaderboard Schools Leaderboard
Pricing Support
Help centre Contact us
Log in

We think you are located in United States. Is this correct?

Chapter summary

Chapter summary

Presentation: VPfjh

  • Magnets have two poles - North and South.

  • Some substances can be easily magnetised.

  • Like poles repel each other and unlike poles attract each other.

  • The Earth also has a magnetic field.

  • A compass can be used to find the magnetic north pole and help us find our direction.

  • The Earth's magnetic field protects us from being bombarded by high energy charged particles which are emitted by the Sun.

  • The Aurorae are an effect of the Earth's magnetic field.

temp text