The following clues can be used in depth perception: A) Binocular disparity B) S

Question

The following clues can be used in depth perception: A) Binocular disparity B) Size C) Shadows D) Accommodation E) Parallax F) Sharpness G) Convergence H) Perspective In the situations below, indicate which of the above can be used by listing the corresponding letters. Include all that apply. a) If you keep your head in a fixed position, which of the above can be used with only one eye? b) Which can be used in a painting? c) Which can be used by an astronomer to judge the distance of a star? d) Which can be used to see a gnat flying two feet in front of your face

Explanation / Answer

a) Binocular disparity can be used in case one eye is closed.

b) Shadows

c) Parallax . It is actually a method used by the Astronomers to find distance to different galactic objects.

d) Convergence and Sharpness. When a small object very close near the eye, vision has to be focussed to see the object clearly.

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