A climber immediately sees a ledge as something she can grip, because it suits the size of her hand. Later, the same climber sees an unclear mark painted on the rock. She reads it as a warning when told the area is dangerous, but as a route marker when told it is a popular route.
Evaluate Gibson's concept of affordances in relation to the climber's experience. You must consider Gregory's concept of perceptual hypotheses in your answer.
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.