The vocal cords vibrate when air passes through them, creating sound.

The cochlea is a part of the inner ear, not the vocal tract.

Transduction is the process of converting one form of energy into another.

Phonemes are the smallest units of sound that can distinguish one word from another.

Semantics is the study of the meaning of words and phrases.

Reverberation is the persistence of sound in a space after the sound source has stopped.

Coalescence is the process of combining two or more sounds into a single syllable.

Apraxia is a neurological disorder that affects the ability to perform skilled movements.

Acoustics is the study of the relationship between sound and the physical properties of the environment.

Transverse waves are waves in which the particles of the medium vibrate perpendicular to the direction of wave propagation.

Pitch is the frequency of a sound wave.

Hertz is a unit of frequency, not loudness.

Timbre is the subjective perception of the quality of a sound.

Written communication is not a type of communication, but rather a method of communication.

Communication is the process of sending and receiving messages.