Music Composition: Understanding Harmony and Chord Progressions

Harmony refers to the combination of notes played together to create a pleasing and cohesive sound.

The I - IV - V chord progression, also known as the 'perfect cadence', is frequently used in popular music to create a sense of resolution and finality.

The interval between the root and the third of a chord determines whether the chord is major or minor.

A diminished chord is a type of chord that contains a diminished fifth interval between the root and the fifth.

An authentic cadence is a type of chord progression that creates a strong sense of resolution and finality.

A secondary dominant chord is a chord that temporarily replaces the dominant chord in a chord progression.

A plagal cadence is a type of chord progression that creates a sense of rest and stability.

A suspended chord is a type of chord that omits the third and includes a fourth instead.

An imperfect cadence is a type of chord progression that creates a sense of anticipation and unresolved tension.

An augmented chord is a type of chord that contains an augmented fifth interval between the root and the fifth.

A plagal cadence is a type of chord progression that creates a sense of rest and stability.

A half-diminished chord is a type of chord that contains a diminished fifth interval between the root and the fifth and a minor third interval between the root and the third.

An authentic cadence is a type of chord progression that creates a strong sense of resolution and finality.

A dominant seventh chord is a type of chord that contains a major third, a perfect fifth, and a minor seventh interval between the root and the seventh.

An imperfect cadence is a type of chord progression that creates a sense of anticipation and unresolved tension.