Light Review

What is a substance that does not transmit light called?

• translucent

• opaque

• transparent

• polarized

the scattering of light off of an uneven surface is called

• regular reflection

• diffuse reflection

• refraction

• total internal reflection

What kind of images does a convex lens form?

• either a real image or a virtual image

• a virtual image

• a real image

• a reflection

What is the colored part of the eye called?

• retina

• cornea

• iris

• pupil

What kind of light does a laser produce?

• a light with a lot of colors

• a light that spreads out in many directions

• incoherent light

• coherent light

What kind of lens is thinner in the middle, and thicker along the edges?

• concave

• convex

• mirror

• camera

which kind of lens can help correct farsightedness?

• flat

• concave

• mirror

• convex

What are long, thin strands of glass or plastic that can carry light for long distances called?

• compact discs

• optical fibers

• holograms

• microscopes

Describe the similarities and differences between real and virtual images. How are each formed?

Why do we see the petals of a rose as red and the leaves as green?