Which optical device bends light inward?

• convex lens

• concave lens

• plane mirror

• convex mirror

A lens that is thicker in the middle than on the outside is called ___.

• diverging

• concave

• convex

• achromatic

What word means to bend light rays toward each other?

• Converging light

• Diverging light

• Virtual Light

• Real Light

What word means to bend light rays away from each other?

• Converging light

• Diverging light

• Virtual Light

• Real Light

___ 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

How does a concave lens differ from a convex lens?

• A convex lens is another way to describe a plane mirror; a concave lens is curved

• A concave lens is curved inward on both sides; a convex lens is on only one side

• A convex lens has a thick center and thin edges, a concave lens has a thin center and thicker edges

• A convex lens has a thin center and thick edges. a concave lens has a thick center and thinner edges

What does the word "diverging" mean?

• to spread apart
• to come together
• parallel
• perpendicular

A diverging lens is also known as a ____lens.

• refracted
• diffracted
• convex
• concave

Which type of vision allows you to see distance clearly but nearby objects appear blurry?

• farsighted

• nearsighted