Refraction and Lenses

What type of lenses are in the human eye?

• concave

• convex

When light travels from a medium with a low refractive index to a medium with a high refractive index, it bends towards the normal.

• True

• False

Tags

NGSS.MS-PS4-2

When light travels from air to glass, it will bend __________ the normal.

• Towards

• Away From

Tags

NGSS.MS-PS4-2

If you look through a magnifying glass at an object that is more than one focal length away, the image you see will be ______ than the object.

• upright and larger

• inverted and smaller

• inverted and larger

• upright and smaller

Which medium would cause light to bend the LEAST after traveling through air?

• Diamond

• Crown Glass

• Water

• Turpentine Oil

Tags

NGSS.MS-PS4-2

When light travels from a medium with a high refractive index to a material with a low refractive index, it bends towards the normal.

• True

• False

Tags

NGSS.MS-PS4-2

When light travels from glass to air it will bend __________ the normal.

• Towards

• Away From

Tags

NGSS.MS-PS4-2

___ is when light travels through a material and bends.

• Diffraction

• Dispersion

• Mirage

• Refraction

The point where the rays meet is known as....

• Fire

• the focal point

• refraction

• Plane of the lens

Which describes a convex lens?

• triangular in shape

• more transparent in the middle

• thicker on the edges than in the middle

• thicker in the middle than on the edges