Refraction and Lenses

Name the curved piece of glass or other transparent material that is used to refract light.

• mirror

• lens

• reflector

• optical fiber

What do you call the bending of light rays as they enter a new medium?

• diffuse reflection

• regular reflection

• refraction

• diffraction

As light passes from air into water it ________________________.

• speeds up

• continues at the same speed

• slows down

• forms a mirage

Tags

NGSS.MS-PS4-2

T or F? Because the light rays never meet, a concave lenses can produce only a virtual image.

• True

• False

a piece of glass that refracts (bends or breaks) light

• lens

• absorption

• reflection

• refraction

Tags

NGSS.MS-PS4-2

What happens when light passes through a lens?

• It's expanded

• It's reflected

• It's curved

• It's refracted

Tags

NGSS.MS-PS4-2

lenses

• reflect

• refract

• absorb

Tags

NGSS.MS-PS4-2

A ​ (a)   bends the light and causes the beams to go closer together.

A ​ (b)   bends the light and causes the beams to spread apart.

• convex lens

• concave lens

An image of a distant object caused by refraction of light is called a ____________________.

• prism

• mirage

• rainbow

• hologram

T or F? A material's index of refraction is a measure of how much a ray of light reflects when it enters that material at an angle.

• False

• True

Tags

NGSS.MS-PS4-2