Optical Illusion

What is the purpose of many optical illusions?

• To test vision disorders

• To exploit the disconnect between sensation and perception

• To enhance brain function

• To demonstrate color blindness

What is the main cause of the afterimage effect in the flag illusion?

• Fatigue of specific cones in the retina

• Reflection of light off the cornea

• Involuntary blinking

• Overactivation of the optic nerve

Tags

NGSS.MS-LS1-8

What is an afterimage?

• A reflection seen in water

• A lingering image caused by overstimulated photoreceptors

• A mirage created by heatwaves

• A false image produced by sound waves

Tags

NGSS.MS-LS1-8

Optical illusions are illusions caused by what type of rays?

• Sound

• Light

• Infrared

• Gamma

Tags

NGSS.MS-PS4-2

Optical illusions often occurs due to mistaken judgement of _________ deception? (hint: Optic)

Tags

NGSS.MS-LS1-8

You are experiencing an ________when your eyes see an image correctly but your brain interprets it the wrong way.

• Qualitative Illusion

• Optical Illusion

• Quantitative Illusion

• All of these

Which image is an optical illusion?

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What is the main reason optical illusions occur?

• A) Misinterpretation by the brain

• B) Defective vision

• C) Poor lighting conditions

• D) Incorrect eye movements

Which part of the brain is primarily responsible for processing visual information and can be tricked by optical illusions?

• A) Frontal lobe

• B) Occipital lobe

• C) Parietal lobe

• D) Temporal lobe

What is the scientific term for the phenomenon where straight lines appear to be curved in an optical illusion?

• A) Curvilinear illusion

• B) Geometric illusion

• C) Linear distortion

• D) Hering illusion