Sound Theory Quiz 1

What is sound generated by?

• Heat

• Vibration of an object

• Light

• Electricity

What is the amplitude of a sound wave defined by?

• Frequency

• Velocity

• Maximum displacement of vibrating particles

• Wavelength

What is the rate at which a complete cycle of sound repeats every second measured in?

• Meters

• Watts

• Kilograms

• Hertz

What is the velocity of a wave traveling through a medium influenced by?

• Velocity, frequency, and amplitude

• Light, sound, and heat

• Pressure, humidity, and temperature

• Wavelength, phase, and harmonic content

What does wavelength measure?

• Physical distance between the start and end of one complete cycle

• Amplitude

• Frequency

• Time

What determines the pitch of a sound?

• Frequency

• Phase

• Velocity

• Amplitude

What is the state of the atmospheric pressure over time called?

• Phase

• Wavelength

• Frequency

• Velocity

What is the variation of amplitude over time known as?

• Attack

• Sustain

• Decay

• Envelope

What is the time the sound takes to reach the initial highest amplitude called?

• Decay

• Attack

• Sustain

• Release

What is the time the sound takes to reach the sustain phase known as?

• Release

• Decay

• Sustain

• Attack