Properties of Light

Front

What is a medium in the context of light?

Back

A medium is a material through which a wave travels.

Front

What is light?

Back

Light is energy that travels in waves and can move through empty space.

Front

What type of lens is thinner in the center and thicker at the edges?

Back

A concave lens bends light outward.

Front

What type of lens is thicker in the center and thinner at the edges?

Back

A convex lens bends light inward.

Front

What is a lens?

Back

A lens is a curved piece of glass that bends light rays.

Front

What does it mean for an object to be transparent?

Back

Transparent objects allow light to pass through them.

Front

What does it mean for an object to be opaque?

Back

Opaque objects do not allow light to pass through them.

Front

What is reflection in terms of light?

Back

Reflection is when light bounces off a surface.

Front

What is refraction?

Back

Refraction is the bending of light as it passes from one medium to another.

Front

What is the difference between a concave and convex lens?

Back

A concave lens is thinner in the center and spreads light out, while a convex lens is thicker in the center and focuses light.