Author: Neelam Pari

A. Weber’s law
B. the opponent-process theory
C. feature detection
D. the difference threshold

A. eyes
B. ears
C. tongue
D. skin

A. the gamma phenomenon
B. the principle of illusory circle
C. the autokinetic illusion
D. stroboscopic motion

A. sensation
B. perception
C. selective attention
D. adaptation

A. closure
B. proximity
C. disparity
D. similarity

A. brightness, focus, angle
B. shape, location, size
C. color, texture, content
D. size, age, weight

A. trial and error
B. latent learning
C. insight learning
D. shaping

A. relative size
B. good continuation
C. interposition
D. the Poggendroff illusion

A. cornea
B. lens
C. retina
D. pupil

A. a cloudy cornea
B. an elongated eyeball
C. a malfunction of the lens of the eye
D. an eyeball that has become shortened