Les Miserables
This is generally called a jukebox musical.
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).
It is called a score or sheet music.
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.
It is called "My Musical"
The musical is actually called Tell Me on a Sunday!
Almost, It is simply called Elementary School Musical.
The musical symbol meaning to emphasize a note is called an accent.
octet
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.