Song with no Musical Instruments is called "a cappella".
The term that describes the use of instruments in a piece of music is "instrumentation." Instrumentation refers to the specific instruments chosen and how they are utilized within a composition to create various textures and colors in the music. It plays a crucial role in shaping the overall sound and character of the piece.
The particular instruments used in a piece of music; the manner in which a piece is arranged for instruments.
One of two: 1) A Quartet 2) A Piano Trio
The string section in a piece of music is the melody played by string instruments such as the violin, cello or viola. The string section in an orchestra is the string instruments in the orchestra, again the violin, cello and viola.
It's when you just play the music of a song and don't sing.
The term for the use of instruments in a piece of music is "orchestration."
The particular instruments used in a piece of music; the manner in which a piece is arranged for instruments.
A Quartet.
The instruments of the time. However if the score of a particular piece is looked at it would tell you exactly which instruments are used for that piece.
rhapsodic
Allegro is the Italian term which describes the mood of a piece of music as happy. The pronunciation will be "al-LEY-gro" in Italian.
"Ensemble" refers to the group of instruments used for a piece of music.
True
dolce
A contemporary piece like John Cage's 4'33".
a piece of paper and a pen
A piece of music for eight voices or eight instruments would be called an octet. Some noted octets have been written by Beethoven, Mendelssohn, Schubert, Stravinsky, and Steve Reich.