, Inc. It lies on the Mississippi River (bridged to Iowa) at the mouth of the Rock River and opposite the island for which it was named. , near the Catawba River, 26 miles (42 km) south of Charlotte, North Carolina. . Dec 29, 2025 · Rock, in geology, naturally occurring and coherent aggregate of one or more minerals. The immediate consequence was folk rock. It originated in the United States and spread to other English-speaking countries and across Europe in the 1960s. Jan 6, 2026 · Rock is a form of popular music that emerged in the 1950s and that by the end of the 20th century was the world’s dominant form of popular music. Folk musicians, led by Bob Dylan, went electric, amplified their instruments, and sharpened their beat. Yet, at the beginning of the 21st century, rock and the music industry faced a new crisis. Jan 6, 2026 · Rock is a form of popular music that emerged in the 1950s and that by the end of the 20th century was the world’s dominant form of popular music. It is also called rock and roll. Such aggregates constitute the basic unit of which the solid Earth is composed and typically form recognizable and mappable volumes. Jan 7, 2026 · 30 Rock, a critically acclaimed American television sitcom that aired on the NBC (National Broadcasting Co. Rock Island, city, seat (1833) of Rock Island county, northwestern Illinois, U. Jan 2, 2026 · rock and roll, style of popular music that originated in the United States in the mid-1950s and that evolved by the mid-1960s into the more encompassing international style known as rock music, though the latter also continued to be known as rock and roll. Rock music is a form of popular music that emerged in the 1950s and can be defined as “a form of music with a strong beat”—it is difficult to be much more precise. The three major classes of rock are igneous, sedimentary, and metamorphic rock. Rock Hill, city, York county, northern South Carolina, U. ) network from 2006 to 2013. Established in 1851 as a depot on the Charlotte and South Carolina Railroad, it was named for a flint hill in the vicinity. Jan 6, 2026 · The trouble is that the term rock describes an evolving musical practice informed by a variety of nonmusical arguments (about creativity, sincerity, commerce, and popularity). S. Dec 30, 2025 · Rock and roll, style of popular music that originated in the United States in the mid-1950s and that evolved by the mid-1960s into the more encompassing international style known as rock music, though the latter also continued to be known as rock and roll. Jan 6, 2026 · The Beatles’ success suggested that it was possible to enjoy the commercial, mass-cultural power of rock and roll while remaining an artist. Jan 6, 2026 · Rock remains the most democratic of mass media—the only one in which voices from the margins of society can still be heard out loud. Jan 9, 2026 · Rock Hudson, American actor noted for his good looks and movie roles during the 1950s and ’60s, including Magnificent Obsession, Giant, and Pillow Talk, and for the TV series MacMillan and Wife in the 1970s.

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