rock erodes

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• Rock-cut basin — A rock cut basin, in this usage of the term, is a natural phenomenon. They are cylindrical depressions cut into stream or river beds, often filled with water. Such plucked bedrock pits are created by kolks; powerful vortices within the water… …   Wikipedia

• Geology of the Capitol Reef area — [ Waterpocket Fold is the major geographic feature in the area of the park. This view is from above Capitol Reef Scenic Drive looking back at the west face of the broken and eroded fold.] The exposed geology of the Capitol Reef area presents a… …   Wikipedia

• Hogback (geology) — A hogback is a homoclinal ridge composed of steeply tilted strata of rock protruding from the surrounding area. The name comes from the ridge resembling the ridge between the shoulders of a hog. In many cases, the two strata that compose a… …   Wikipedia

• Knickpoint — The Horseshoe Falls, one of the three Niagara Falls. The falls are a knickpoint, formed by slower erosion above the falls than below. A knickpoint is a term in geomorphology to describe a location in a river or channel where there is a sharp… …   Wikipedia

• moss animal — bryozoan. [1880 85] * * * ▪ invertebrate Introduction also called  bryozoan,         any member of the phylum Bryozoa (also called Polyzoa or Ectoprocta), in which there are about 5,000 extant species. Another 15,000 species are known only from… …   Universalium

• Erosion — is the carrying away or displacement of solids (sediment, soil, rock and other particles) usually by the agents of currents such as, wind, water, or ice by downward or down slope movement in response to gravity or by living organisms (in the case …   Wikipedia

• Mesa — For other uses, see Mesa (disambiguation). The Island in the Sky mesa/district of Canyonlands National Park, as seen from the Needles district …   Wikipedia

• Overdeepening — Sognefjord in Norway, the second longest fjord in the world, shows characteristic overdeepening. Overdeepening is a characteristic of basins and valleys eroded by glaciers. An overdeepened valley profile is often eroded to depths which are… …   Wikipedia

• glacial landform — ▪ geology Introduction  any product of flowing ice and meltwater. Such landforms are being produced today in glaciated areas, such as Greenland, Antarctica, and many of the world s higher mountain ranges. In addition, large expansions of present… …   Universalium

• cave — cavelike, adj. /kayv/, n., v., caved, caving. n. 1. a hollow in the earth, esp. one opening more or less horizontally into a hill, mountain, etc. 2. a storage cellar, esp. for wine. 3. Eng. Hist. a secession, or a group of seceders, from a… …   Universalium

• Geology of Taiwan — Taiwan is active geologically, showing plate boundary tectonics. The island formed at the junction of the Luzon Volcanic Arc (吕宋岛火山弧) and the Ryukyu Volcanic Arc (琉球火山弧). Subduction changes direction at Taiwan. South of the island, the Philippine …   Wikipedia