Reflection & Refraction

Front

What is reflection?

Back

Reflection is when light bounces back after hitting a surface.

Tags

NGSS.MS-PS4-2

Front

What is refraction?

Back

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

Tags

NGSS.MS-PS4-2

Front

What is a medium in terms of light?

Back

A medium is any material through which light can travel, such as air, water, or glass.

Tags

NGSS.MS-PS4-2

Front

Why does a straw appear bent in a glass of water?

Back

The straw appears bent because of the refraction of light as it moves from water to air.

Tags

NGSS.MS-PS4-2

Front

What happens to light when it hits a mirror?

Back

When light hits a mirror, it is reflected back, allowing us to see our image.

Tags

NGSS.MS-PS4-2

Front

What is the law of reflection?

Back

The law of reflection states that the angle of incidence is equal to the angle of reflection.

Tags

NGSS.MS-PS4-2

Front

What is total internal reflection?

Back

Total internal reflection occurs when light hits a boundary at a steep angle and is completely reflected back into the medium.

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 through different materials.

Tags

NGSS.MS-PS4-2

Front

What is an example of refraction in everyday life?

Back

An example of refraction is when a pencil looks broken when placed in a glass of water.

Tags

NGSS.MS-PS4-2

Front

What is absorption in terms of light?

Back

Absorption is when light is taken in by a material and does not pass through or reflect.

Tags

NGSS.MS-PS4-2