Because they focus on the individual 'point of view' within the overall story being told.
Separate arias
In an opera, all the main characters have arias.
Carmen
Solo performances in opera are called arias from the Italian word for "air".
Operas are stories told through singing. Singers sing solos -- arias, duets, trios, and so forth; the chorus sings as well. All opera music is of the classical music type.
Separate arias
In an opera, all the main characters have arias.
Carmen
Solo performances in opera are called arias from the Italian word for "air".
The website jimstockigtinfo.com lists many arias with obbligato bassoon, published and unpublished.
Operas are stories told through singing. Singers sing solos -- arias, duets, trios, and so forth; the chorus sings as well. All opera music is of the classical music type.
An opera usually has, amongst others - An overture, arias, duets, trios, chorus, acts, scenes etc.
An oratorio does not have acting, scenery, or costumes as an opera does but does have arias, recitatives, chorus, and orchestra.
sempre libra
Melodies can be found in every song of an opera. Most likely these melodies are called character arias or recitatives.
The opera "Faust," composed by Charles Gounod, features a total of 13 arias. These arias are integral to the development of the characters and the plot, showcasing the emotional depth and complexity of the story. The most famous aria is "Salut! demeure chaste et pure," sung by Faust in Act 1. Gounod's adaptation of Goethe's work highlights the dramatic and lyrical elements through these musical pieces.
This site has listings of over 1000 arias by many composers. You can search by opera, composer, aria, or role. They each have a tessitura and range. http://aria-database.com/