Waves

Front

What type of wave does a light wave resemble?

Back

Transverse wave

Front

When ALL of the light is blocked, what is the material called?

Back

Opaque

Front

What do we call a material that allows some light to pass through but not all?

Back

Translucent

Front

A medium is _________.

Back

a solid, liquid or gas.

Front

A wave cannot travel without a ____________.

Back

Medium

Front

What is a wave?

Back

A disturbance that transfers energy from one place to another.

Front

What are the two main types of waves?

Back

Transverse waves and compressional waves.

Front

What is a transverse wave?

Back

A wave in which the particles of the medium move perpendicular to the direction of the wave.

Front

What is a compressional wave?

Back

A wave in which the particles of the medium move parallel to the direction of the wave.

Front

What is the speed of light in a vacuum?

Back

Approximately 299,792 kilometers per second.