mediant
the answer is mediant
7 note scale. Any mode of major scale with no chromatic alterations
The tonic note of any diatonic scale is the first note (starting note) of the scale. In the case of G-flat major the tonic note is G-flat!
Any major or minor scale with eight notes starting on Do (the tonic note).
a scale that is diatonic and pentatonic
The leading tone is the seventh scale degree of the diatonic scale which in F Major is the note "E".
A diatonic scale is simply a regular major or minor scale.
Diatonic scales contain 7 different notes, usually topped by the tonic note doubled at the octave.
C is the third note of an A minor scale.
The subdominate refers to the fourth note of the scale ( assuming it is a diatonic scale). In this case the subdominate of the C sharp major scale would be F#.
The third note of the diatonic scale of any key.
The third note in a major or minor scale is called a mediant.