A football kit has a red shirt, white shorts and blue socks when it is seen in white light.
Explain why the shirt appears red in white light.
The kit is now seen in a room lit only by red light.
Give the colour of the shirt.
Give the colour of the shorts.
Give the colour of the socks.
Explain why the socks appear this colour in red light.
93 exam-style questions on Edexcel GCSE Physics 5.1 Reflection, refraction and lenses, covering 5.1.1 Reflection, refraction and total internal reflection, 5.1.2 Specular and diffuse reflection, 5.1.3 Colour of light: absorption and filters, 5.1.4 Lenses: power, focal length and shape, 5.1.5 Ray diagrams for converging and diverging lenses, and 5.1.6 Real and virtual images. Each one has a worked solution and a mark scheme showing where the marks go.