Which description represents a uniform magnetic field?
Straight parallel lines, unequally spaced, with arrows in the same direction.
Straight parallel lines, equally spaced, with arrows in opposite directions.
Straight parallel lines, equally spaced, with arrows in the same direction.
Curved non-parallel lines, equally spaced, with arrows in the same direction.
70 exam-style questions on Edexcel GCSE Physics 12.1 Magnets and magnetic fields, covering 12.1.1 Magnetic poles, 12.1.2 Magnetic materials; permanent and induced magnets, 12.1.3 Magnetic fields, and 12.1.4 Plotting compasses and the Earth's magnetic field. Each one has a worked solution and a mark scheme showing where the marks go.