Modes and Form

To develop previously introduced themes

To introduce the main musical themes and establish the key

To provide a contrasting section before the recapitulation

To conclude the movement with a strong cadence

It presents a single, unchanging theme throughout.

It typically features a complex contrapuntal texture.

It introduces contrasting themes and establishes the tonal center.

It is primarily used to create a sense of instability and tension.

Development

Recapitulation

Exposition

Coda

To introduce the main themes of the piece

To serve as a transition or break between main sections

To develop the musical ideas presented in the exposition

To provide a conclusive ending to the piece

A repeating section that features the main melody and lyrics

A section that introduces new musical ideas before the final chorus

The opening section of a piece that introduces the main themes

A section that concludes the piece with a strong cadence

The verse is typically instrumental, while the chorus is vocal.

The verse usually has a more memorable melody than the chorus.

The verse provides the main story or background, while the chorus features the main melody and lyrics.

The verse is always in a minor key, while the chorus is in a major key.

A refrain is always instrumental, while a chorus is always vocal.

A refrain has a fixed melody and harmony, while a chorus may vary.

A refrain always repeats the same lyrics, while a chorus may have variations.

A refrain is typically longer than a chorus.

To introduce the main themes of the piece

To provide a transition between main sections

To bring the piece to a satisfying and definitive conclusion

To develop the musical ideas presented in the exposition

A codetta is longer and more complex than a coda.

A codetta concludes a phrase or movement, while a coda concludes the entire piece.

A codetta always introduces new musical material, while a coda restates previous material.

A codetta is always vocal, while a coda is always instrumental.

A codetta serves the same function as a coda but appears at the beginning of a piece.

Codettas often lead up to a final coda, creating a sense of progression and anticipation.

A coda is a longer version of a codetta, used only in symphonies.

Codettas and codas are interchangeable terms for the concluding section of a musical work.