A Major/Minor scale.
A flat minor is the relative minor of B major
I'm not sure if this is the answer your looking for, but by playing a scale, starting on the sixth degree in a major scale (also called aeolian mode), you will essentially be playing a natural minor scale. Specifically, the relative minor.
A diatonic scale is simply a regular major or minor scale.
The difference is in the 3rd key on the scale. that 3rd gives a happier sound to the major scale.
(X) Minor Scale = 3 semitones below (Y) Major Scale E.G. C Minor = E♭ Major
F Major has a relative minor scale of D Minor.
"That would be A minor. Go a minor third below the tonic of the major scale to find the relative minor." Technically, there is no relative harmonic major to the key of C Major. The relative minor scale of C Major would the natural minor scale of A. A harmonic minor scale raises the 7th note of the scale a half step, giving us G#, which is not in the key of C Major.
A major scale and its relative minor scale share the same key signature.
The C major scale and its relative minor, the A minor scale. C Major.
Simply a minor scale
A Major/Minor scale.
To change a major scale to a natural minor scale, lower the 3rd, 6th, and 7th scale degrees.
Eight, the same as in any major or minor scale.
C major scale and A minor.
E Minor Scale has a key signature note of F-Sharp and with a G Major Scale.
A flat minor is the relative minor of B major