Harmony
What notes are added to the tune, mainly chords
Consonant
“nice” sounding
Dissonant
Clash of notes
Modulation
Key change
Drone
Low constant sound
Pedal note
Low constant sound- can be rhythm
Perfect Cadence
(finished) V-I
Imperfect Cadence
(unfinished) I-V or IV-V
Plagal Cadence
(Amen) IV-I
Interrupted Cadence
(surprise) V-vi or V-vii