Misc: If you 'peg out' what game are you playing?

Questions

Classical: This means play "very quickly".?

Classical: What is peculiar about Schubert's _Symphony No. 8?

Classical: What kind of music is Schoenberg credited with creating?

Classical: What term indicates that the music should be plucked rather than bowed?

Classical: Which opera contains the aria 'La ci darem la mano'?