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Free Exam: Color Cause

Number of Questions in Test: 17
Number of Questions in Preview: 5
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Question 1

Which of the following are incorrect?

Light is ...

Type: Multiple choice
Points: 1
Randomize answers: No

Question 2

Who explored 'distortion of color' and also said:
"Colors are only symbols. Reality is to be found in luminance alone." "When I run out of blue, I use red."

Type: Multiple choice
Points: 1
Randomize answers: No

Question 3

Color is a property of objects that our minds create -- an interpretation -- and this property is unique to humans and higher primates. This interpretation helps us acquire knowledge about the properties of surfaces. To construct colors, our subconscious mind analyzes ratios of the signals from photoreceptors in the retina.

Without this approximate constancy:

Type: Multiple choice
Points: 1
Randomize answers: No

Question 4

Normal humans have _______ different types of cones with photo-pigments that sense ______ different portions of the spectrum.

Type: Multiple choice
Points: 1
Randomize answers: No

Question 5

Each cone is tuned to perceive mostly either Long wavelengths, Middle wavelengths, or Short wavelengths, referred to as L-, M-, and S- cones.

What color does each see?

Long=
Middle=
Short=

Type: Multiple choice
Points: 1
Randomize answers: No

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