Light and Optics Quiz

Light can bend around objects.

• True

• False

Shadows have two regions: the umbra and the penumbra.

• True

• False

Transparent materials do not allow light to pass through.

• True

• False

Convex lenses are thicker at the edges than in the middle.

• True

• False

Diffuse reflection occurs off smooth surfaces.

• True

• False

The angle of incidence is the angle between the incoming ray and the normal.

• True

• False

Luminous objects only reflect light and do not produce it.

• True

• False

Refraction causes light to change direction when it passes through different substances.

• True

• False

Concave lenses are used to correct nearsightedness.

• True

• False

Light travels faster in water than in air.

• True

• False