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Red beds (or redbeds) are sedimentary rocks, typically consisting of sandstone, siltstone, and shale, that are predominantly red in color due to the presence of ferric oxides. Frequently, these red-colored sedimentary strata locally contain thin beds of conglomerate, marl, limestone, or some combination of these sedimentary rocks.
A peak or projection from the top of a hill or mountain, or any rounded protrusion of land, especially a small but prominent or isolated hill with steep sides; a boulder or an area of resistant rock protruding from the side of a hill or mountain. The term is used primarily in the southern United States. [5] knoll.
The salvation bracelet [4] is a popular tool used in evangelizing to children, understood as being in keeping with teaching technique of Jesus who is said to have used ordinary things familiar to his audience at that time, like fish, sheep and boats, as teaching tools. [5] Following this model, modern day followers of Jesus similarly use items ...
The timeline of historic inventions is a chronological list of particularly important or significant technological inventions and their inventors, where known. [a] History of technology By technological eras Premodern Prehistoric Stone Age (lithic) Neolithic Revolution Copper Age Bronze Age Iron Age Ancient Modern Proto-industrialization First Industrial Revolution Standardization Second ...
N. nadir. narrows. Also narrow. A land or water passage that is confined or restricted by its narrow breadth, often a strait or a water gap. nation. A stable community of people formed on the basis of a common geographic territory, language, economy, ethnicity, or psychological make-up as manifested in a common culture. national mapping agency.
Ursidae is a family of mammals in the order Carnivora, which includes the giant panda, brown bear, and polar bear, and many other extant or extinct mammals. A member of this family is called a bear or an ursid. They are widespread across the Americas and Eurasia. Bear habitats are generally forests, though some species can be found in grassland ...
Baily's beads. The Baily's beads, diamond ring or more rarely double diamond ring effects, [1] are features of total and annular solar eclipses. Although caused by the same phenomenon, they are distinct events during these types of solar eclipses. As the Moon covers the Sun during a solar eclipse, the rugged topography of the lunar limb allows ...
The other beads were manufactured in Europe; these had also been used by enslaved and free people for their burial practices, incorporating an African spiritual interpretation of European beads. For example, many of the Africans buried, including women, men, and children, had beads, waist beads, and wristlets. In some African societies, beads ...