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CADENCES!. They’re not always perfect. What is a cadence?. A musical cadence signifies a few things: They can signal the end of a phrase They are meant to show a conclusion or break Most typically cadences deal with the progression V-I Authentic Cadences
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CADENCES! They’re not always perfect
What is a cadence? • A musical cadence signifies a few things: • They can signal the end of a phrase • They are meant to show a conclusion or break • Most typically cadences deal with the progression V-I • Authentic Cadences • An authentic cadence is any cadence that involves the progression V-I in any inversion
Types of Cadences The Perfect Authentic Cadence The Imperfect Authentic Cadence The Half Cadence
Perfect Authentic Cadence • Authentic • V-I progression • Perfect • When a cadence is “perfect,” the chords are in their strongest position: root position. • Also, to be “perfect” the soprano must end on scale degree one. • A perfect authentic cadence in C major would end with a C in the soprano and a C in the bass.
Perfect Authentic Cadence Ends with scale degree 1 in the soprano All chords are root position
Imperfect Authentic Cadence • Authentic • V-I progression • Imperfect • Either the V or I/i chord (or both!) are in some sort of inversion. • Soprano lands on scale degree 3 or 5. It can land on scale degree 1, but if the tonic chord or the dominant chord before it are in an inversion it is still an IAC.
Imperfect Authentic Cadence Ex. 1 Soprano moves from scale degree 2 to 3 Chords are still in root position
Imperfect Authentic Cadence Ex. 2 Soprano DOES end on scale degree 1 HOWEVER… … the V chord is in 1st inversion, therefore making this chord progression an IAC
Half Cadence • An inconclusive cadence that ends on V • The phrase ends on the dominant chord • Authentic cadences are only identified by their final chord. There are many chords that could precede the V chord. • Typically end on a root position V chord and often feature scale degree 2 in the soprano • Where will we find an example of a half cadence, you ask?
IN REVIEW • Perfect Authentic Cadence (PAC) • Soprano ends on scale degree 1 • Both chords are root position • Imperfect Authentic Cadence (IAC) • Determined by EITHER ONE of these things occurring: • Soprano ends on a scale degree other than 1 • The tonic or dominant chords are not in root position • Half Cadence (HC) • Phrase ends on the V chord • Acts as a “musical comma”