The difference in illumination between a figure and its background is known as
A) contrast.
B) definition.
C) visual angle.
D) surround.
E) brightness.
Correct Answer:
Verified
Q2: During a foggy day, what aspect of
Q3: Spatial frequency refers to the
A) flicker rate
Q4: The spatial frequency of a stimulus is
Q5: The _ function describes how spatial frequency
Q6: Visual angle is a measure of the
A)
Q7: Which manipulation would cause the visual angle
Q8: The smallest spatial detail that can be
Q9: Eye doctors specify acuity in terms like
Q10: If somebody has 20/100 vision, this means
A)
Q11: _ is the smallest amount of contrast
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