Light and Color Flashcard

Front

What is the function of the iris in the eye?

Back

To control the size of the pupil.

Front

If my shirt is blue, it is __________ all blue light.

Back

reflecting.

Front

Rods help you see _________.

Back

shades of grey.

Front

What happens to the pupil in dim light?

Back

It becomes larger.

Front

What happens to the pupil in bright light?

Back

It becomes smaller.

Front

What is light?

Back

Light is a form of energy that travels in waves and can be seen by the human eye.

Front

What is reflection?

Back

Reflection is the bouncing back of light when it hits a surface.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What are cones in the eye responsible for?

Back

Cones are responsible for detecting color.

Front

What is the visible spectrum?

Back

The visible spectrum is the range of light wavelengths that can be seen by the human eye.