Get to grips with this invaluable and interesting addition to the songwriter's vocabulary used by Paul McCartney and jazzers ...

The diagram above shows the names of all possible intervals within an octave - they can either be melodic (between ... The other most common scale is the minor scale, which has the interval ...

Harmonic minor keys are used when writing chords. There is another version of the minor key known as the melodic minor. This is used when writing a melody. Each key signature has two possible keys.