A student removes several steel sewing pins from a strong bar magnet. The pins fall onto a wooden workbench.
Describe how the student could test whether any of the steel pins had kept any magnetism.
Practise Edexcel GCSE Physics Magnets and magnetic fields with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Physics (1PH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.