Waves

Front

What happens to sound when a wave has less energy?

Back

The sound will be quieter.

Front

What do waves carry?

Back

Waves carry energy.

Front

Why can light travel through a window but sound cannot?

Back

Light can travel through both the glass and the vacuum, but sound can travel only through the glass.

Front

What is the part of a longitudinal wave where the particles of the medium are close together called?

Back

Compression.

Front

What is the part of a longitudinal wave where the particles are spread apart called?

Back

Rarefaction.

Front

Define a wave.

Back

A wave is a disturbance that transfers energy through space or matter.

Front

What are the two main types of waves?

Back

Mechanical waves and electromagnetic waves.

Front

What is a mechanical wave?

Back

A mechanical wave is a wave that requires a medium to travel through.

Front

What is an electromagnetic wave?

Back

An electromagnetic wave is a wave that can travel through a vacuum.

Front

What is the frequency of a wave?

Back

The frequency is the number of waves that pass a point in one second.