Explanations of illusions

What are visual illusions?

• Conscious mistakes of perception

• Unconscious mistakes of perception

• Accurate visual interpretations

• Deliberate visual tricks

When do visual illusions occur?

• When our perception is accurate

• When our visual perception is tricked

• When we are fully aware

• When we are asleep

What can cause the brain to interpret sensory information incorrectly?

• Correct strategies

• Inappropriate strategies

• No strategies

• Random guesses

What is size constancy?

• The ability to perceive the size of an object as constant even when the distance changes

• The ability to perceive colors accurately

• The ability to hear sounds clearly

• The ability to remember past events

According to size constancy, how do people appear regardless of distance?

• Larger when far away

• Smaller when up close

• The same size whether far away or up close

• Invisible when far away

Why does the Ames Room illusion work?

• The room is actually circular

• The room is filled with mirrors

• The room looks square but is not

• The room is painted with special colors

What happens after staring at Rubin's vase for a few seconds?

• You see only a vase

• You see only two faces

• You can perceive both interpretations

• You see nothing

What is the Kanizsa triangle an example of?

• A real triangle

• A fictional image created by the mind

• A mathematical concept

• A historical symbol

What is the Müller-Lyer illusion an example of?

• Fiction

• Ambiguity

• Misinterpreted depth cue

• Size constancy

How does the Ponzo illusion affect our perception?

• It makes lines appear curved

• It makes parallel lines appear to converge

• It makes objects appear larger than they are

• It makes colors appear different