There's music cognition, which is a branch of science that has to do with music.
This is generally called a jukebox musical.
Math and Science.
There really is no technical name for someone who impersonates musical instruments and machines. They would simply be called an impersonator of musical instruments and machines.
A numbered musical piece might be called a concerto, an opus, or a composition. It could also be called a symphony.
It is known as an Octave (a musical scale of eight notes).
musicalS are called musicalS because they have MUSIC in them making them MUSICAL
A musical foot is called a "spondee"
Musical Soul
A short musical idea can be called a number of things. It can be called a phrase or motif for example.
This is generally called a jukebox musical.
The first High School Musical movie was just called High School Musical. The second High School Musical movie was called High School Musical 2. The third High School Musical movie is called, High School Musical 3: Senior Year.
Science fictions, I mean Musicals.
It is called "My Musical"
The musical is actually called Tell Me on a Sunday!
Brass, String and Woodwind
Math and Science.
Almost, It is simply called Elementary School Musical.