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The light available affects appearance - Paper 1
Read the information, then answer the questions. An adult may read the instructions aloud. Show your working where asked.
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Idealised colour model: a green surface is illuminated by green only light. Here this surface reflects green and absorbs other incident visible light. Assume no fluorescence, no other illumination and an ideal observer. Real materials do not have perfectly sharp response bands. A surface is not a lamp.
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