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- Rock, Massachusetts, Colony, Map, History, Facts - Britannica
Plymouth, town (township), Plymouth county, southeastern Massachusetts, U S It lies on Plymouth Bay, 37 miles (60 km) southeast of Boston It was the site of the first permanent settlement by Europeans in New England, Plymouth colony, known formally as the colony of New Plymouth The town was founded by Pilgrims (Separatists from the Church of England) who, in their search for religious
- Rock | Definition, Characteristics, Formation, Cycle, Classification . . .
rock, in geology, naturally occurring and coherent aggregate of one or more minerals Such aggregates constitute the basic unit of which the solid Earth is composed and typically form recognizable and mappable volumes Rocks are commonly divided into three major classes according to the processes that resulted in their formation These classes are (1) igneous rocks, which have solidified from
- Metamorphic rock | Definition, Formation, Facts | Britannica
Metamorphic rock, any rock that results from the alteration of preexisting rocks in response to changing conditions, such as variations in temperature, pressure, and mechanical stress, and the addition or subtraction of chemical components The preexisting rocks may be igneous, sedimentary, or other metamorphic rocks
- Rock - Social Change, Cultural Evolution, Music Revolution | Britannica
Rock - Social Change, Cultural Evolution, Music Revolution: How, then, should rock’s contribution to music history be judged? One way to answer this is to trace rock’s influences on other musics Another is to attempt a kind of cultural audit (What is the ratio of rock masterworks to rock dross?) But such approaches come up against the problem of definition
- Plymouth Rock | Geology, Legend, History, Facts | Britannica
Plymouth Rock, granite slab upon which, according to tradition, the Pilgrim Fathers stepped first after disembarking from the Mayflower on December 26, 1620, at what became the colony of New Plymouth, the first permanent European settlement in New England The rock, now much reduced from its original size thanks to damage from being moved and to the depredations of souvenir seekers, rests on
- Rock - 1960s, British Invasion, Psychedelic | Britannica
Rock - 1960s, British Invasion, Psychedelic: Whatever the commercial forces at play (and despite the continuing industry belief that this was pop music as transitory novelty), it became clear that the most successful writers and producers of teenage music were themselves young and intrigued by musical hybridity and the technological possibilities of the recording studio In the early 1960s
- Rock and roll | History, Songs, Artists, Facts | Britannica
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 Learn more about the history of rock and roll in this article
- geology - Encyclopedia Britannica
An introduction to the geochemical and geophysical sciences logically begins with mineralogy, because Earth’s rocks are composed of minerals—inorganic elements or compounds that have a fixed chemical composition and that are made up of regularly aligned rows of atoms Today one of the principal concerns of mineralogy is the chemical analysis of the some 3,000 known minerals that are the
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