Which of the following actions could be used to identify which end of an unlabeled bar magnet is its south pole?
Bringing the magnet near a compass and observing which end of the magnet attracts the north-seeking pole of the compass needle
Bringing the magnet near an unmagnetised iron nail
Dipping the magnet into a pile of iron filings and observing where they cling
Bringing the magnet near a brass key
169 exam-style questions on CIE IGCSE Physics Simple phenomena of magnetism, covering Simple phenomena of magnetism. Each one has a worked solution and a mark scheme showing where the marks go.