Major
happy
minor
sad
Modal
No skipped pitch and the first and last tone are repeated
Modulation
Change of key
Relative major/minor
Major and minor keys which have the same key signature
primary chords
1st, 4th and 5th degrees of a scale
Secondary chords
2nd, 3rd and 6th degrees of a scale
Inversion
Change to intervals, chords, voices and melodies
Diatonic
notes within a given scale or key
Tonic
first note of a scale
Subdominant
Fourth note of a scale
Dominant
fifth note of a scale
Perfect cadence
Chord 5 to 1
Imperfect cadence
Chord 1 to 5
Plagal Cadence
Chord 4 to 1
Interrupted cadence
Chord 5 to 6
Chord progression
series of chords
Harmonic rhythm
The rate at which harmony changes
Drone
A sustained tone
Pedal
Note that is held throughout changing harmonies
dissonance
Unpleasant or unharmonious sound
power chords
chords used in guitar music that use only the root and the 5th note of the scale