ACUITY -- perceptual sharpness.
AERIAL PERSPECTIVE -- aids in depth perception; clear objects appear closer than hazy ones.
BINAURAL CUES -- those that depend on perceiving differences in sound between the two ears.
BINOCULAR CUES -- those that depend on differences between the retinal image on the two eyes.
BRIGHTNESS CONSTANCY -- the tendency to perceive an object as having the same brightness regardless of light or shadow.
CLOSURE -- the tendency for gaps to be perceived as filled in.
COLOR CONSTANCY -- the tendency to perceive an object as the same color regardless of illumination.
CONES -- the cells of the retina that are sensitive to color.
FIGURE-GROUND -- the division of the perceptual field into the interdependent parts of the figure and the background.
GROUPING -- perceiving objects as groups.
ILLUSION -- when observations made with a physical instrument differ from observations made without such aid, the observed phenomenon is an illusion.
KINESTHESIS -- the muscle sense. A body sense that allows one to discriminate the position and movement of the parts of the body.
LOUDNESS -- the perception of the intensity of a sound.
PERCEPTION -- the process of becoming aware of the environment
through the sense organs.
PHI PHENOMENON -- an illusion in which stationary lights are flashed at specific intervals, producing apparent movement.
PHYSIOLOGICAL CUE -- a cue that depends on the structure or movement of the eyes.
PITCH -- the subjects perception of the highness or lowness of a sound.
PLACE THEORY -- the theory that different fibers on the basilar membrane are responding to different sound frequencies.
PROXIMITY -- the tendency for objects near each other to be perceived as a group.
PSYCHOLOGICAL CUE -- a cue that depends on experience.
RETINA -- the light sensation cells located at the back of the eye.
SENSORY -- pertaining to the stimulation of a sense organ.
SHAPE CONSTANCY -- the tendency to perceive an object as having the same shape regardless of viewing angle.
SIMILARITY -- the tendency for similar objects to be perceived as a group.
SIZE CONSTANCY -- the tendency to perceive an object as having the same size regardless of viewing distance.
UNIT 6 Table of Contents