Understanding Light and Vision

What is the term for the tiny particles of light?

• Atoms

• Photons

• Neutrons

• Electrons

How does light travel?

• In a circular motion

• In zigzags

• In straight lines

• Randomly

What happens when light hits a transparent object like glass?

• It disappears

• It passes through

• It bounces off

• It stops

What is the process called when light bounces off an object?

• Absorption

• Reflection

• Transmission

• Refraction

What part of the eye captures light?

• Iris

• Retina

• Cornea

• Pupil

Why can we see objects?

• Objects create their own light

• Light reflects off objects and enters our eyes

• Objects absorb light

• Our brain creates images without light

Which of these objects emits its own light?

• A book

• The Moon

• The Sun

• A chair

What happens in a dark room without light?

• Objects become invisible

• Light is absorbed by objects

• Objects reflect invisible light

• We can still see everything

What part of the eye focuses light onto the retina?

• Cornea

• Iris

• Lens

• Optic nerve

What role does the brain play in vision?

• It emits light

• It interprets signals from the eyes

• It absorbs light directly

• It controls the retina