Question: what are all the orchestra instruments?
Answer: Violin. Violin. ... 
Viola. Viola. ... 
Cello. Cello. ... 
Double Bass. Double Bass. ... 
Harp. The harp, another stringed instrument, is nothing like the rest of the string family. ... 
Flute. The flute is a narrow metal tube about two feet long, with a row of holes covered by keys. ... 
Piccolo. ... 
Oboe.