When two insulating materials are rubbed together, only electrons are transferred between them. Which statement explains why protons are not transferred?
Protons carry a much smaller charge than electrons carry
Protons are held inside the nucleus of each of the atoms
Protons are attracted to electrons in the other material
Protons can only move freely through metal conductors
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.