Reflection, Refraction, Diffraction

Front

What happens to a light ray when it strikes a reflective surface?

Back

The light ray is reflected.

Tags

NGSS.MS-PS4-2

Front

What is the term for light bending as it passes through a medium?

Back

Refraction.

Tags

NGSS.MS-PS4-2

Front

What do we call the substance that a wave is passing through?

Back

Medium.

Front

Why does a pencil appear broken when placed in a cup of water?

Back

Because light bends when it passes through water.

Tags

NGSS.MS-PS4-2

Front

What is diffraction?

Back

Diffraction is the bending of waves around obstacles and openings.

Tags

NGSS.MS-PS4-2

Front

What is the law of reflection?

Back

The angle of incidence is equal to the angle of reflection.

Tags

NGSS.MS-PS4-2

Front

What is the difference between reflection and refraction?

Back

Reflection is the bouncing back of light, while refraction is the bending of light as it passes from one medium to another.

Tags

NGSS.MS-PS4-2

Front

What is an example of refraction in nature?

Back

A rainbow forms when light refracts through raindrops.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.

Tags

NGSS.HS-PS4-1

NGSS.HS-PS4-3

Front

What is total internal reflection?

Back

It occurs when light hits a boundary at an angle greater than the critical angle, causing it to be completely reflected back into the medium.

Tags

NGSS.MS-PS4-2