Here's a simplified tale of music theory. The seventh note of a major scale is very powerful. In G major the notes are G, A, B, C, D, E, F#, so we're talking about ...

The melodic minors should really be the name of every junior school choir, but in actual fact, the melodic minor scale is like an eccentric cousin of the natural and harmonic variants. You can use two ...

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.