A climber on a rock face sees a narrow ledge as something she can stand on and a crack as something she can grip. She reacts at once, without stopping to think about what each feature is.
Use Gibson's concept of affordances to explain the climber's perception.
66 exam-style questions on Oxford AQA IGCSE Psychology 1.2 Perception, covering 1.2.1 Sensation versus perception, 1.2.2 Monocular depth cues, 1.2.3 Binocular depth cues, 1.2.4 Gibson's direct theory of perception, 1.2.5 Motion parallax, 1.2.6 Explanations for visual illusions, 1.2.7 Examples of visual illusions, 1.2.8 Gregory's constructivist theory, 1.2.9 Factors affecting perception, and 1.2.10 Studies of factors affecting perception. Each one has a worked solution and a mark scheme showing where the marks go.