Scales, Intervals and Chords

Stairs - steps that rise level by level

Scale - pitches that climb upward step by step

Scale degrees - tonic, supertonic, mediant, subdominant, dominant, submediant, leading tone

Distance - the length of the journey from one point to another

Interval - the distance in pitch from one note to another

Mode - different arrangements of intervals

Harmony (in manner) - a harmonious, friendly bearing

Chord - a harmonious, friendly combination of pitches

Inversion - a change of the root note’s position