Define the following terms: -relief - ground - etch​

White flour this don't make sense

Rock and roll is super loud so the answer would be ff

When an orchestra plays at a concert they might play a symphony (a piece for orchestra) and they might play a concerto (with a soloist). if the solo instrument is a violin the piece is called a “violin concerto”, if it is a piano it is called a “piano concerto”, etc.

According to wagner, the fundamental error of conventional opera was   a. the action on the stage reflecting what the orchestra already delivers