Light Flashcard

Front

What happens to the image that the eye sends to the brain?

Back

The brain flips the image that the eye sends it.

Front

Do our eyes see images upside down?

Back

Yes, our eyes see images upside down.

Front

What is the term for the bouncing of light waves when they encounter an obstacle?

Back

Reflection.

Front

Does the moon give off its own light?

Back

No, the moon does not give off its own light.

Front

What do we call a material that lets all light through?

Back

Transparent.

Front

What is the term for materials that do not allow light to pass through?

Back

Opaque.

Front

What is the term for materials that allow some light to pass through but not all?

Back

Translucent.

Front

What is refraction in terms of light?

Back

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

Front

What is the role of the cornea in the eye?

Back

The cornea helps to focus light onto the retina.

Front

What is the function of the retina?

Back

The retina converts light into electrical signals for the brain.