Sound Waves Review

Front

What causes sound to happen?

Back

Vibrations

Front

Low frequency = _______ Pitch

Back

Low

Front

How does the amplitude of a sound wave affect its energy?

Back

Higher amplitude means higher energy.

Front

Which of the following is NOT true about sound waves?

Back

They can travel through a vacuum.

Front

What is the typical human hearing range in terms of frequency?

Back

20 Hz to 20,000 Hz

Front

What type of wave is a sound wave?

Back

Longitudinal wave.

Front

What is the relationship between frequency and pitch?

Back

Higher frequency means higher pitch.

Front

What medium do sound waves require to travel?

Back

Sound waves require a medium such as air, water, or solids.

Front

What happens to sound waves when they hit a barrier?

Back

They can be reflected.

Front

What is amplitude in the context of sound waves?

Back

Amplitude is the height of the wave, which determines the loudness of the sound.