An art restorer is examining a classical still-life painting under different lighting conditions. The painting depicts a bright yellow lemon resting on a dark blue ceramic plate.
Why does the blue plate appear blue when illuminated by white light?
Explain how the appearance of both the blue plate and the yellow lemon changes when the gallery lighting is switched from white light to a pure blue light source.
Practise AQA GCSE Physics Electromagnetic waves with exam-style questions for Foundation and Higher tier. 52 questions covering Types of electromagnetic waves, Properties of electromagnetic waves 1, Properties of electromagnetic waves 2, Uses and applications of electromagnetic waves, Lenses (physics only), and Visible light (physics only), matched to the AQA GCSE Physics (8463) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.