Concave and Convex Lenses Review

Front

What is the primary difference between concave and convex lenses?

Back

A convex lens has a thick center and thin edges, while a concave lens has a thin center and thicker edges.

Front

What is the shape of a concave lens?

Back

A concave lens has an inward curved shape.

Front

How do concave lenses affect light rays?

Back

Concave lenses refract light outward, causing the light rays to spread apart as they exit the lens.

Tags

NGSS.MS-PS4-2

Front

What type of lens is used in car headlights to spread light outwards?

Back

Concave lenses are used in car headlights to spread the projected light outwards.

Front

What does a diagram showing light rays being reflected by a mirror represent?

Back

It represents the concept of reflection.

Tags

NGSS.MS-PS4-2

Front

What is the focal point of a convex lens?

Back

The focal point of a convex lens is the point where light rays converge after passing through the lens.

Front

What is the focal point of a concave lens?

Back

The focal point of a concave lens is the point from which light rays appear to diverge after passing through the lens.

Front

In which applications are convex lenses commonly used?

Back

Convex lenses are commonly used in magnifying glasses, cameras, and eyeglasses for farsightedness.

Front

What happens to parallel light rays when they pass through a convex lens?

Back

Parallel light rays converge to a point on the opposite side of the lens.

Tags

NGSS.MS-PS4-2

Front

What happens to parallel light rays when they pass through a concave lens?

Back

Parallel light rays diverge as if they are coming from a focal point on the same side of the lens as the light source.

Tags

NGSS.MS-PS4-2