ORIGIN• Rock music is a genre of popular music that originated

as "rock and roll" in the United States in the 1950s, and developed into a range of different styles in the 1960s and later, particularly in the United Kingdom and the United States.

INSTRUMENTS• Electric guitar• Bass guitar• Acoustic guitar• Drums• Piano• Synthesizer• Keyboards

MAIN EXPOSITORS• Elvis Presley-"That's all right Mama“.• The Beatles (John Lennon, Paul McCartney ,George Harrison

and Ringo Starr). • Queen• Guns N' Roses• AC/DC

POPULARE SONGS• Elvis Presley:"That's all right Mama“.• QUEEN: WE ARE THE CHAMPIONS• GUNS N' ROSES: Sweet Child O' Mine• EUROPE: The Final Countdown• MUSE: Time Is Running Out• COLDPLAY :Live• GREEN DAY: "Boulevard Of Broken Dreams"

ANOTHER THINGS… • Unlike many earlier styles of popular music, rock lyrics have dealt with

a wide range of themes in addition to romantic love: including sex, rebellion against "The Establishment", social concerns and life styles• Music journalist Robert Christgau characterizes rock lyrics as a "cool

medium" with simple diction and repeated refrains, and asserts that rocks primary "function" "pertains to music, or, more generally, noise."