Rock music is a general term that covers many different genres of music which have developed since rock and roll in the 1950s. There have been many stylistic changes in this period.
When did rock and roll first appear?
How many beats in a bar do most rock songs have?
Which is the most common form used in rock music?
Verse and chorus
Jeff Buckley's Grace is in E minor. What is the key signature?
Grace is in 12/8. How many dotted crotchets are there in one bar of 12/8?