One of two:
1) A Quartet
2) A Piano Trio
four beats in a bar
A numbered musical piece might be called a concerto, an opus, or a composition. It could also be called a symphony.
Study
A four-hand piano piece is a musical composition for two people to play at one keyboard.
nonet
They can vary. They can either be called:ConcertoOrIntroduction and allegro
Psalm.
It's called an etude - i.e. A musical composition written solely to improve technique.
A numbered musical piece might be called a concerto, an opus, or a composition. It could also be called a symphony.
Study
instrumental
A four-hand piano piece is a musical composition for two people to play at one keyboard.
Fiddle Faddle - musical composition - was created in 1947.
A musical composition, in 8 letters, is a symphony.
A group of Musical Instruments is called a consort.
Basso continuo
I think it is a motive.
A musical score or the process of creating a musical score.