A charged sphere is moved slowly towards a second charged sphere. The two spheres do not touch at any point. What happens to the force on the second sphere?
It becomes larger as the distance between them decreases
It becomes smaller as the distance between them decreases
It stays exactly the same until the two spheres touch
It becomes zero once the spheres are very close together
40 exam-style questions on AQA GCSE Physics 2.5 Static electricity, covering 2.5.1 Static charge and 2.5.2 Electric fields. Each one has a worked solution and a mark scheme showing where the marks go.