Pamela watches her cat Mr. Big swat his paw at the wall and calls ...

[Themember4]

Pamela watches her cat Mr. Big swat his paw at the wall and calls out, Crazy Big, what are you swatting at; nothing is there. How would you explain the fact that Mr. Big can see something that Pamela cannot?
 
  a. Cats see low-frequency, low contrast objects better than humans.
  b. Cats see low-frequency, high contrast objects better than humans.
  c. Cats see high-frequency, low contrast objects better than humans.
  d. Cats see high-frequency, high contrast objects better than humans.

Question 2

In terms of object recognition, the simplest patterns of lines are gratings, which can vary in two dimensions: ____.
 
  a. frequency and depth
  b. frequency and contrast
  c. hue and depth
  d. hue and contrast

[jharrington11]

Answer to Question 1

ANSWER:
a

Answer to Question 2

ANSWER:
b

[Themember4]

Excellent

[emsimon14]

Gracias!