An engineer sets up the apparatus shown in Figure 1. A chain of four soft iron rivets is hanging vertically from the South (S) pole of a clamped permanent magnet.

Describe a test the engineer could perform to show that the soft iron rivets are induced magnets rather than permanent magnets.
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.