Intervals are identified by both their______and their_____.
Size/Quality
Intervals based on notes in a given key that have not been altered are called_____ intervals. Intervals based on notes in a given key that have been altered are called____ intervals.
Diatonic/Non-diatonic
Intervals written or sounding a half step larger that Prefect are classified as______.
Augmented
Intervals written or sounding a half step smaller than Perfect are classified as_______.
Diminished
When an interval is written a half step smaller than Major it is classified as_____.
minor
Major invert into____. Minors invert into_____. Perfects invert into_____. Augmented invert into_____. Diminished invert into_______. The sum of the first interval and its inversion always adds up to______.