Learning objective
Gibson’s direct theory of perception covers: the bottom-up approach emphasizing the role of innate factors and sensory information for survival; the concept of optic flow, which describes how objects appear as the observer moves; motion parallax, where nearer objects seem to move more quickly than those further away; types of invariants in the environment that remain constant during movement, such as linear perspective and texture perspective; and affordance, which refers to the actions we perceive our environment to enable.
Read the explanation, check the common trap, then practise with flashcards and questions.
Exam focus
- Read the explanation.
- Check key terms.
- Practise with linked questions.
Cambridge IGCSE PsychologyVisual perception