The Slope of a Straight Line

question 326

Multiple Choice

The slope of a straight line

• A) is the same at all points along that line.
• B) cannot be defined.
• C) changes from one point to the next on that line.
• D) is always equal to zero.

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Definitions:

Linear Perspective

A technique in art and photography that creates the illusion of depth and distance on a flat surface, using lines that converge at a vanishing point.

Depth Cue

A visual or auditory piece of information that helps to perceive the distance or three-dimensionality of an object or scene.

Occlusion

The blockage or closing of a blood vessel or hollow organ.

Monocular Depth Cues

Cues of depth perception that are available to each eye alone.