Explain color constancy. What important points does it make about ...

[nautica902]

Explain color constancy. What important points does it make about the mechanisms of color vision? Describe a theory of color vision that can explain color constancy, focusing on the evidence that led to the theory.
 
  What will be an ideal response?

Question 2

Discuss and compare photopic and scotopic vision. Discuss four of their differences being sure to include convergence and spectral sensitivity in your discussion.
 
  What will be an ideal response?

[cswans24]

Answer to Question 1

Answer:
20 for defining color constancy and discussing its adaptiveness
40 for explaining the retinex theory
40 for describing Land's demonstrations that led to the theory

Answer to Question 2

Answer:
40 for discussing differences in convergence
40 for discussing differences in spectral sensitivity
20 for discussing two other differences