Mia watches her younger brother run to the far end of a football pitch. The image of him on her retina becomes much smaller, but she does not perceive him as shrinking.
Explain how size constancy accounts for Mia's perception.
52 exam-style questions on Edexcel GCSE Psychology 8.1 Perception, covering 8.1.1 Depth cues, illusions and constancies, 8.1.2 Direct Theory of Perception (Gibson, 1996), 8.1.3 Constructivist Theory of Perception (Gregory, 1970), and 8.1.4 Effects on perceptual set. Each one has a worked solution and a mark scheme showing where the marks go.