A student wants to show that the angle of reflection is equal to the angle of incidence for a plane mirror.
She has this apparatus:
Describe how the student could use this apparatus to carry out the investigation.
In your answer, describe how she should measure the angles accurately.
51 exam-style questions on OCR GCSE Physics 5.3 Wave interactions, covering 5.3.1 Wavelength and how substances affect waves, 5.3.2 Wave velocity in different substances, 5.3.3 Convex and concave lenses, 5.3.4 Ray diagrams for reflection and refraction, and 5.3.5 Colour, absorption and reflection. Each one has a worked solution and a mark scheme showing where the marks go.