A fridge door is held shut by a magnetic strip fixed to the door frame. The door is made of steel.
Explain why the magnetic strip holds the steel door shut.
The door is pulled open. Give what happens to the magnetism of the steel door.
40 exam-style questions on AQA GCSE Physics 7.1 Permanent and induced magnetism, magnetic forces and fields, covering 7.1.1 Poles of a magnet and 7.1.2 Magnetic fields. Each one has a worked solution and a mark scheme showing where the marks go.