physical weathering

См. также в других словарях:

• physical weathering — (also mechanical weathering) a process of weathering which results in smaller pieces of the same rock material being produced …   Geography glossary

• Weathering — This article is about weathering of rocks and minerals. For weathering of polymers, see Polymer degradation and Weather testing of polymers. Weathering is the breaking down of rocks, soils and minerals as well as artificial materials through… …   Wikipedia

• weathering — /wedh euhr ing/, n. 1. Archit. wash (def. 48). 2. material used as a weather strip. 3. Geol. the various mechanical and chemical processes that cause exposed rock to decompose. [1655 65; WEATHER + ING1] * * * Physical disintegration and chemical… …   Universalium

• weathering —   breakdown of rock in situ by physical and chemical processes due to the presence of water, plants and animals. Rates vary according to additional controls of temperature, rock type and time. (see physical weathering and chemical weathering) …   Geography glossary

• Physical science — is an encompassing term for the branches of natural science and science that study non living systems, in contrast to the biological sciences. However, the term physical creates an unintended, somewhat arbitrary distinction, since many branches… …   Wikipedia

• weathering — [weth′əriŋ] n. 1. Archit. a slope built to shed water 2. Geol. the destructive physical and chemical effects of the forces of weather on rock surfaces, as in forming soil or sand …   English World dictionary

• Physical geography — For other uses, see Physiographic regions of the world. True color image of the Earth s surface and atmosphere. NASA Goddard Space Flight Center image. Physical geography (also known as geosystems or physiography) is one of the two major… …   Wikipedia

• weathering — The change in appearance of paint caused by exposure to the elements. The physical disintegration and chemical decomposition of materials on exposure to atmospheric agents. Also see natural weathering …   Dictionary of automotive terms

• weathering — noun Date: 1548 the action of the weather conditions in altering the color, texture, composition, or form of exposed objects; specifically the physical disintegration and chemical decomposition of earth materials at or near the earth s surface …   New Collegiate Dictionary

• weathering —    All physical disintegration, chemical decomposition, and biologically induced changes in rocks or other deposits at or near the earth s surface by atmospheric or biologic agents or circulating surface waters with essentially no transport of… …   Glossary of landform and geologic terms

• Frost weathering — A rock in Abisko fractured (along existing joints) possibly by mechanical frost weathering or thermal stress Frost weathering is a collective name for several mechanical weathering processes induced by stresses created by the freezing of water… …   Wikipedia