Lenses Quiz

Convex or concave?

• Convex

• Concave

Convex or concave?

• Convex

• Concave

What do convex lenses do to rays of light?

• Make them converge (move towards each other)

• Make them diverge (move away from each other)

What do concave lenses do to rays of light?

• Make them converge (move towards each other)

• Make them diverge (move away from each other)

Which lens will converge rays quickest?

• First one

• Second one

• Third one

• Fourth one

Which lens will diverge rays quickest?

• First one

• Second one

• Third one

• Fourth one

Which of these are uses for lenses?

• In a camera

• In a car

• In glasses

• In a tumble drier

Which of these are uses for lenses?

• In a telescope

• In a car

• In a magnifying glass

• In a tumble drier

The rays of light change direction as they pass through a lens. What is the name of that process?

• Refraction

• Reflection

• Absorption

• Transmission

What is another name for a convex lens?

• Diverging

• Converging