<P> The first movement is, by definition, written in sonata form, in a fast tempo (allegro), and in the home key of the overall piece . This movement can also be called the sonata - allegro . </P> <P> The second movement is usually written in a slow tempo, in another key, and in one of a variety of forms such as theme and variations, compound ternary form, rondo, or sonata . </P> <P> The third movement usually follows a dance - like form, such as Minuet (or Scherzo) and Trio form . It is commonly written in the home key . </P> <P> The fourth movement is written in the home key, and may use rondo, sonata, or theme and variations form, among others . </P>

The third movement in the multimovement cycle is usually is which form