Y9 Physics - Magnetism

Where do compass needles point

North

What is the end that is pointing north called

North seeking pole

What is the end that is pointing south called

South seeking pole

What colour is the north seeking pole traditionally painted

Red

What happens if you separate a permanent magnet in two

The seperate magnets have N and S poles attached to themselves

What happens when N and S magnetic fields react

Attraction

What happens when N and N or S and S magnetic fields react

Repulsion

What happens when a magnet and a nail’s magnetic field react

Attraction, as a nail is an induced magnet

Define induced magnet

A magnet where the domains are all jumbled up, and they adjust when a permanent magnetic field is nearby

Define permanent magnet

A magnet where all domains are lined up neatly and the magnetic field always exists

How many magnetic elements are in the periodic table

3

Name the magnetic elements in the periodic table

Iron, Cobalt, Nickel