Unit 1 Test Review- Waves

Front

What is the phenomenon called when sound waves are reflected off a hard surface?

Back

Echo

Front

What is the term for the distance between two crests in a wave?

Back

Wavelength

Front

What happens to different colors of light when they hit a black object?

Back

All colors of light will be absorbed.

Front

How do electromagnetic waves differ from other types of waves?

Back

They can travel through a vacuum (space) and matter.

Front

Which type of electromagnetic wave is used in the treatment of cancer?

Back

Gamma rays.

Front

What is the speed of sound in air at room temperature?

Back

Approximately 343 meters per second.

Front

What is the relationship between frequency and wavelength in a wave?

Back

Frequency and wavelength are inversely related; as frequency increases, wavelength decreases.

Front

What is the term for the highest point of a wave?

Back

Crest.

Front

What is the term for the lowest point of a wave?

Back

Trough.

Front

What type of wave requires a medium to travel through?

Back

Mechanical waves.