The length of a sound or silence

The color of the sound

The structure of the music

The layers of the music

The speed of the music

The volume of the music

the steady and constant pulse in the music like your heart pumping

A series of long and short sounds and silences that may create a familiar pattern; the placement of sound in time.

A series of multiple pitches that together create a musical sentence

Additional pitches that sound at the same time with the melody supporting and complementing it.