Lenses

What type of lens is curved on the outside?

• Concave lens

• Cylindrical lens

• Convex lens

• Plane lens

What happens to light when it passes through a concave lens?

• It disperses outward

• It is reflected back

• It is absorbed

• It focuses to a point

What is the effect of light passing through a convex lens?

• It makes the light disappear

• It creates a rainbow

• It splits the light into its component colors

• It focuses the light into a focal point

How does the front of your eye help you to see images clearly?

• By absorbing light

• By dispersing light

• By reflecting light

• By focusing light towards the back of the eye

How can glasses help with issues related to eyesight?

• By correcting the dispersion or focus of light

• By magnifying objects

• By blocking harmful light rays

• By changing the color of light