A student tests a metal bar with a known magnet. Which observation shows that the bar is a permanent magnet?
The bar is attracted when either pole of the magnet is brought near
The bar is attracted more strongly when it is held closer to the magnet
The bar is attracted when the south pole of the magnet is brought near
The bar is repelled when one pole of the magnet is brought near
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.