The figure below shows three pictures of the disk of the Milky Way, taken in three different wavelength ranges.Put the three pictures in order from shortest to longest wavelength. 
Definitions:
Prototype Matching
A cognitive process where new items are compared to an idealized or average category member to make recognition or classification decisions.
Gibson's Theory
A theory of perception that emphasizes the importance of environmental affordances and direct perception, proposed by psychologist James Gibson.
Directly Perceive
The process by which sensory information is immediately registered and understood without the need for conscious thought or interpretation.
Affordances
The opportunities or possibilities for action provided by a particular environment or object.
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