I - Intervals

An is defined as the distance in pitch between two sounds. In the Western tonal system, intervals are the primary tool used to label relationships between notes and convey musical information quickly.

: Mastering intervals involves moving beyond fixed roots—learning to identify intervals starting from any random pitch—to build true musical fluency. HOW TO WRITE A SAD MELODY ON GUITAR Intervals I

occur when notes are played simultaneously, creating "vertical" sonic behavior. An is defined as the distance in pitch between two sounds