Sound Quiz

What is pitch?

• Pitch is the quality of a sound or note.

• Pitch is the perceived frequency of a sound or note.

• Pitch is the volume of a sound or note.

• Pitch is the duration of a sound or note.

What is amplitude?

• Maximum displacement or distance from the equilibrium position in a wave or vibration.

• The speed at which a wave or vibration travels through a medium.

• The time it takes for one complete cycle or vibration to occur.

• The number of complete cycles or vibrations per unit time.

What is frequency?

• The distance between two points.

• The measure of how loud a sound is.

• The amount of energy in a wave.

• Number of occurrences of a repeating event per unit of time.

What is the Doppler Effect?

• The Doppler Effect is the change in frequency or wavelength of a wave as observed by an observer moving relative to the source of the wave.

• The Doppler Effect is the change in speed of a wave as observed by an observer moving relative to the source of the wave.

• The Doppler Effect is the change in amplitude of a wave as observed by an observer moving relative to the source of the wave.

• The Doppler Effect is the change in direction of a wave as observed by an observer moving relative to the source of the wave.

Which part of the ear converts sound waves into electrical signals?

• cochlea

• eardrum

• auditory nerve

• pinna

Which part of the ear collects sound waves?

• outer ear

• inner ear

• middle ear

• nose

Which part of the ear transmits sound vibrations to the cochlea?

• Middle ear

• Outer ear

• Inner ear

• Nose

What is the unit of measurement for frequency?

• second

• meter

• kilogram

• hertz

What is the unit of measurement for amplitude?

• decibels (dB)

• watts

• hertz

• meters

What wave characteristic determines the loudness of a sound?

• frequency

• speed

• wavelength

• amplitude