Light and Eye STUDY GUIDE

Front

What is the pupil?

Back

The hole where light enters into the eye.

Front

What color is an object that absorbs all the colors in the light spectrum?

Back

Black.

Front

What part of the electromagnetic spectrum can we see?

Back

Visible Light.

Front

What is a material that allows some light to pass through it?

Back

Translucent.

Front

What does the retina do?

Back

Converts light waves to electrical signals.

Front

What is the function of the cornea?

Back

The clear front layer of the eye that helps to focus light.

Front

What is the role of the iris?

Back

The colored part of the eye that controls the amount of light entering the eye.

Front

What is reflection in terms of light?

Back

The bouncing back of light rays when they hit a surface.

Front

What is refraction?

Back

The bending of light as it passes from one medium to another.

Front

What is the difference between transparent and opaque materials?

Back

Transparent materials allow all light to pass through, while opaque materials do not allow any light to pass through.