8th - Light Wave Interactions - B

Front

What is a lens?

Back

A transparent object with at least one curved side that causes light to change direction.

Front

What type of interaction occurs when light bounces off a surface?

Back

Reflection.

Front

What is absorption in the context of light waves?

Back

The transfer of energy from a wave to the medium through which it travels.

Front

What is refraction?

Back

The change in direction of a wave as it changes speed in moving from one medium to another.

Front

What is an opaque material?

Back

A material through which light does not pass.

Front

What is transmission in light wave interactions?

Back

The passing of light through a medium.

Front

What is diffraction?

Back

The bending of waves around obstacles and openings.

Front

What is the difference between transparent and translucent materials?

Back

Transparent materials allow light to pass through clearly, while translucent materials allow light to pass but scatter it.

Front

What happens to light when it hits a mirror?

Back

It reflects off the surface.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.