What is rock music?
Rock music is a genre of popular music that originated as "rock and roll" in the United States in the late 1940s and early 1950s. It typically features a strong backbeat, electric guitars, bass guitar, and drums, often accompanied by vocals. Rock music has evolved into numerous subgenres over the years, including classic rock, alternative rock, punk rock, heavy metal, and many more. It's characterized by its emphasis on instrumentation, energetic performances, and often rebellious or countercultural lyrics. Rock music has had a profound influence on popular culture and has produced some of the most iconic and enduring artists and songs in music history. Source: https://en.wikipedia.org/wiki/rock music