lenses

What does the word "converging" mean?

• to separate
• to come together
• parallel 
• perpendicular

A converging lens is also known as a ____ lens.

• convex
• concave
• double
• refracted

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

___ 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

What type of lens is thinner in the middle than at the edges?

• Convex

• Concave

• Objective

• Magnifying

What type of lens do you have in your eye?

• Concave

• Prismatic

• Objective

• Convex

The thicker the convex lens, the ___________________ its focal length.

• Shorter

• Longer

• Thicker

• Thinner

What type of lens is this?

• concave

• convex