A ray of light travels from air into a glass block along the normal. Which statement about this ray is correct?
The ray is reflected back along the normal into the air.
The ray carries on into the glass without changing direction.
The ray changes direction away from the normal in the glass.
The ray changes direction towards the normal in the glass.
93 exam-style questions on AQA GCSE Physics 6.2 Electromagnetic waves, covering 6.2.1 Types of electromagnetic waves, 6.2.2 Properties of electromagnetic waves 1, 6.2.3 Properties of electromagnetic waves 2, 6.2.4 Uses and applications of electromagnetic waves, 6.2.5 Lenses, and 6.2.6 Visible light. Each one has a worked solution and a mark scheme showing where the marks go.