Classical music quiz 1

Approximately, when was the classical period?

Which instrument was invented and became popular in the classical period?

Name the string technique used in this piece

What bass line was popular on the piano in the classical period?

How could you describe an alberti bass?

Who wrote the 'Surprise Symphony?'

Which of these composers was alive in the classical period?

Is the orchestra playing in unison or harmony?

What type of tune could be played on a solo instrument accompanied by a piano?

Which of these words means change of key?