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Resourcd File

  1. 1. Gregory’s theory of illusions Explaining the Hering illusion Explaining Ponzo illusion Explaining the Muller-Lyer illusion The radiating lines look like a __________ ________cue. The people in the illusion appear _________ towards the back of the scene. If the radiating lines act as __________ ________. Then we would use constancy scaling as if the scene really had __________. The person who appears ‘furthest away’ would be __________ _____ so they look bigger. The person who appears closest would be __________ _____, and look __________. This is exactly what we perceive. Bigger, depth, linear perspective, scaled up, scaled down, smaller. The top bar looks ______ than the bottom one. As the top bar is _____ ____ it seems ______ than the bottom bar. Bigger, furthest away. The depth cue of the lines that appear to meet is __________ ________. This gives us an idea of ________. Because we recognise that one line is closer we scale it ____ and perceive it as ________. distance, down, linear perspective, smaller, up.
  2. 2. Evaluating Gregory’s theory Strengths: Evaluating Gregory’s theory Weaknesses:

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