Understanding Light and the Eye

What is the phenomenon called when light changes direction as it passes from one medium to another?

• Absorption

• Refraction

• Reflection

• Diffraction

What is the clear, dome-shaped structure at the front of the eye called?

• Lens

• Pupil

• Cornea

• Iris

Which part of the eye controls the amount of light entering?

• Pupil

• Retina

• Cornea

• Iris

What type of image is usually formed by a concave lens?

• Virtual, upright, and smaller image

• Real, upright, and same size image

• Virtual, inverted, and larger image

• Real, inverted, and larger image

What part of the eye is responsible for seeing color?

• Cornea

• Rods

• Cones

• Lens