"Beats per minute" redirects here. For the rate of heart beats, see Heart rate
The first two measures of Mozart
's Sonata XI, which indicates the tempo as "Andante grazioso" and a modern editor's metronome marking: "♪
Tempo (Italian for 'time, movement') is the speed of a song or piece of music. Pieces can alternate between tempos. For an example, "She" by The Monkees is sometimes fast but sometimes slower.