OCR GCSE Psychology Unit 2: Perception FULL SET notes & revision questions

A full set of notes for ocr gcse psychology unit 2: perception topic. Contains information about Constructivist theory, Nativist theory, Haber and Levin and the application into advertising. There are also a set of questions at the end to test how well you know the topic

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  • Created by: lucy~
  • Created on: 01-03-12 19:38

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Unit 2 Psychology Notes
Content List

Key Concepts: Sensation, Perception, Depth cues, Visual illusions, Shape Constancy, Colour

Core Theory: Constructivist theory

Alternative theory: Nativist theory

Core Study: Haber and Levin (2001)

Application: Advertising

Key Concepts


The physical process of receiving information from the environment via the senses…

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Colour Constancy

Lighting affects the colour of an object but our perceptual systems allows us to see it as the same
colour at different light levels.

Depth Cues

Linear Perspective

As you look down a stretch of motorway, the outside lines of the
road and the white line marking appear…

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Texture Gradient

Imagine you are standing on a beach and are walking along it. The
grains of sand and pebbles are pretty clear when you look down at
them. However when you look along the beach they appear to
blend into one and have a smoother, less detailed texture. We…

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Core Theory: Constructivist Theory

The constructivist theory proposes that we construct our perception from past experiences.
Top-down processing is the idea that what we see is based upon the brains prior knowledge.
Whereas perceptual set is based on perceiving a situation because of what we expect to see, for

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Alternative Theory: Nativist Theory

This theory suggests we are born with all our perceptual functions ready to be used and do not have
to rely on experience unlike the constructivist theory.

This theory relies on bottom-up processing, which is when perception is dominated by what enters
the eyes (rather than…

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Core Study: Haber and Levin (2001)


To test between top-down and bottom-up processing in relation to their theories, Nativist and


Nine male college students who has been tested for good eyesight were driven out to a large grassy
field surrounded by trees on three sides. The field…

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The results cannot be generalised because the sample was very small and was all male
participants. The sample was only college students
The results cannot be generalised to other cultures because it was only tested in the USA
which means that other cultures may not have as much experience…

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1) Distinguish between sensation and perception (2 marks)
2) Describe one type of visual constancy (2 marks)
3) What is meant by linear perspective?(2 marks)
4) Explain one visual illusion(2 marks)
5) Describe & Evaluate one theory of perception(6 marks)
6) Explain how psychology is used in advertising(4 marks)




These notes are brilliant and the questions are well thought out.  A must-have revision resource!



Not all that! needed Gregory's theory and experiments such as the Palmer's experiment and the Bartlett! xo

Nicola Jones


Lucy these notes are for OCR am guessing from your comment you do edexcel

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