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Attrition is the process of erosion that occurs during rock collision and transportation. The transportation of sediment chips and smooths the surfaces of bedrock; this can be through water or wind. Rocks undergoing attrition erosion are often found on or near the bed of a stream. Attrition is also partially responsible for turning boulders into smaller rocks and eventually to sand.

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  • Attrition is the process of erosion that occurs during rock collision and transportation. The transportation of sediment chips and smooths the surfaces of bedrock; this can be through water or wind. Rocks undergoing attrition erosion are often found on or near the bed of a stream. Attrition is also partially responsible for turning boulders into smaller rocks and eventually to sand. Attrition erosion allows past and present geologic changes to be understood as well as paleogeomorphic environments to be interpreted. Researchers use particle shapes (a result of attrition) to study erosion and environmental changes. (en)
  • En science de l'environnement, l'attrition est une forme d'érosion côtière ou fluviale, lorsque la charge de fond est érodée par elle-même et le lit. Au fur et à mesure que les roches sont transportées en aval le long du lit d'une rivière, les impacts réguliers entre les grains eux-mêmes et entre les grains et le lit les font se briser en fragments plus petits. Ce processus les rend également plus ronds et plus lisses. L'attrition peut également se produire dans les régions glaciaires, où elle est causée par le mouvement de la glace avec des blocs incrustés sur les sédiments de surface. Des effets similaires sur les matières particulaires peuvent être observés dans les environnements de fabrication chimiques et mécaniques. (fr)
  • Atrição é uma forma de erosão de costas e de rios que ocorre quando a do solo abaixo da água é corroída. Com as rochas a serem transportadas rio abaixo, por exemplo, os impactos regulares entre porções de grãos e entre os grãos e o solo faz com que eles sejam despedaçados em fragmentos menores. Este processo torna-os, assim, mais redondos e lisos. A atrição pode ocorrer também em regiões glaciais, onde é causada pelo movimento do gelo embutido a sedimentos superficiais. (pt)
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  • En science de l'environnement, l'attrition est une forme d'érosion côtière ou fluviale, lorsque la charge de fond est érodée par elle-même et le lit. Au fur et à mesure que les roches sont transportées en aval le long du lit d'une rivière, les impacts réguliers entre les grains eux-mêmes et entre les grains et le lit les font se briser en fragments plus petits. Ce processus les rend également plus ronds et plus lisses. L'attrition peut également se produire dans les régions glaciaires, où elle est causée par le mouvement de la glace avec des blocs incrustés sur les sédiments de surface. Des effets similaires sur les matières particulaires peuvent être observés dans les environnements de fabrication chimiques et mécaniques. (fr)
  • Atrição é uma forma de erosão de costas e de rios que ocorre quando a do solo abaixo da água é corroída. Com as rochas a serem transportadas rio abaixo, por exemplo, os impactos regulares entre porções de grãos e entre os grãos e o solo faz com que eles sejam despedaçados em fragmentos menores. Este processo torna-os, assim, mais redondos e lisos. A atrição pode ocorrer também em regiões glaciais, onde é causada pelo movimento do gelo embutido a sedimentos superficiais. (pt)
  • Attrition is the process of erosion that occurs during rock collision and transportation. The transportation of sediment chips and smooths the surfaces of bedrock; this can be through water or wind. Rocks undergoing attrition erosion are often found on or near the bed of a stream. Attrition is also partially responsible for turning boulders into smaller rocks and eventually to sand. (en)
rdfs:label
  • Attrition (erosion) (en)
  • Attrition (érosion) (fr)
  • Atrição (erosão) (pt)
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