Light & Sound Waves (Test Review)

Front

Different wavelengths of light are seen as different _______.

Back

colors

Front

Pitch is measured in hertz, (Hz). True or False?

Back

True

Front

What do all waves transmit?

Back

energy

Front

The human ear receives sound waves as _______ and converts them to signals that are processed by the brain.

Back

vibrations

Front

There is no sound in space. True or False?

Back

True

Front

What is a wave?

Back

A wave is a disturbance that transfers energy from one place to another.

Front

What are the two main types of waves?

Back

Mechanical waves and electromagnetic waves.

Front

What is the speed of sound in air?

Back

Approximately 343 meters per second at room temperature.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency means higher pitch.

Front

What is an example of a mechanical wave?

Back

Sound waves.