Sound Energy Quiz

What causes sound?

• Light

• Vibration

• Heat

• Electricity

What happens to the pitch of a sound when the frequency increases?

• It decreases

• It stays the same

• It increases

• It becomes inaudible

Which of the following is NOT a characteristic of sound waves?

• Amplitude

• Frequency

• Color

• Wavelength

What does the amplitude of a sound wave affect?

• Pitch

• Loudness

• Speed

• Color

If two sounds have the same pitch but different loudness, what is different about their sound waves?

• Frequency

• Amplitude

• Speed

• Wavelength

What is the term for the number of waves that pass a point in one second?

• Amplitude

• Wavelength

• Frequency

• Velocity

How does the pitch of a sound change as the frequency of the sound wave decreases?

• It gets higher

• It gets lower

• It stays the same

• It becomes a light wave

What type of waves are sound waves?

• Transverse waves

• Longitudinal waves

• Surface waves

• Electromagnetic waves

Which of the following would likely have the highest pitch?

• A drum being hit softly

• A whistle being blown loudly

• A guitar string being plucked gently

• A large bell being rung

What does the frequency of a sound wave determine?

• Loudness

• Pitch

• Speed

• Color