Unit 1 Waves

Front

What is the definition of opaque?

Back

Opaque materials do not allow light to pass through them.

Front

What is a medium in the context of waves?

Back

A medium is a solid, liquid, or gas through which waves travel.

Front

What happens when all light is blocked?

Back

When all light is blocked, the material is considered opaque.

Front

What type of wave is a light wave?

Back

A light wave is an electromagnetic wave.

Front

What type of light can the human eye see?

Back

The human eye can see visible light.

Front

What is the definition of transparent?

Back

Transparent materials allow light to pass through them without scattering.

Front

What is the definition of translucent?

Back

Translucent materials allow some light to pass through but scatter it, making objects behind them appear blurry.

Front

What are electromagnetic waves?

Back

Electromagnetic waves are waves that can travel through a vacuum and do not require a medium.

Front

What is an example of a mechanical wave?

Back

Sound waves are an example of mechanical waves, which require a medium to travel.

Front

What is the difference between sound waves and light waves?

Back

Sound waves are mechanical waves that require a medium, while light waves are electromagnetic waves that can travel through a vacuum.