Rock music is a genre of popular music that originated as "rock
and roll. Musically, rock has cantered on the electric guitar,
usually as part of a rock group with bass guitar and drums, lyrics
often stress romantic love but also address a wide variety of
other themes that are frequently social . Rock music is
traditionally built on a foundation of simple unsyncopated
rhythms with a repetitive snare drum back beat on beats two
and four.[Melodies are often derived from older musical modes.
Unlike many earlier styles of popular music, rock lyrics have
dealt with a wide range of themes in addition to romantic love.
Pop music is a genre of popular music which originated in its modern form.
The terms popular music and pop music are often used interchangeably.
s a genre, pop music is very eclectic, often borrowing elements from other
styles including urban, dance, rock, Latin and country; nonetheless, there
are core elements which define pop. Such include generally short-tomedium length songs, written in a basic format. So-called "pure pop"
music, such as power pop, features all these elements, using electric
guitars, drums and bass for instrumentation; in the case of such music, the
main goal is usually that of being pleasurable to listen to, rather than
having much artistic depth. Pop music is generally thought of as a genre
which is commercially recorded and desires to have a mass audience
Classical music is art music produced or rooted in the traditions of Western music.
It encompasses a broad period from roughly the 11th century to the present day.
The instruments used in most classical music were largely invented before the mid19th century (often much earlier), and codified in the 18th and 19th centuries. The
most outstanding characteristic of classical music is that the repertoire tends to be
written down in musical notation, creating a musical part or score. This score
typically determines details of rhythm, pitch, and, where two or more
musicians are involved.
Dance music is music composed specifically to facilitate or
accompany dancing. It can be either a whole musical piece or part of a larger
musical arrangement. In terms of performance, the major categories are live
dance music and recorded dance music.
Comedy music is music that is comic or humorous in nature,
encompassing a wide variety of music genres. Popular types of comedy
music include parody music, novelty songs, comedy rock and comedy hip