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Landform evolution - Key Terms
Fichas del conjunto (30)
- 1GeomorphologyLandform evolution
- 2In situIn their original position.
- 3DenudationThe removal of covering.
- 4LithifyTransform a sediment or other material into stone.
- 5InertStable
- 6PermafrostA layer of permanently frozen soil near the ground surface.
- 7Active layerThe layer above the permafrost.
- 8Chelating agentsWeak organic acids.
- 9TalusA slope formed by the accumulation of rock debris.
- 10ScreeA collection of broken rock fragments at the foot of a mountain, volcano etc.
- 11BlockfieldIs a surface covered by block sized angular rocks.
- 12FelsenmeerGerman for 'sea of rock'. Exposed rock surfaces, due to pieces broken off by freeze-thaw, mainly in Artic and high mountain areas.
- 13Weathering pits'Holes' on the surface of rocks.
- 14Granular disintegrationGrains of rocks become loosened.
- 15SlakingThe process by which earth materials disintegrate and crumble when exposed to moisture.
- 16DiurnalAny cycle that occurs daily.
- 17Homogeneous compositionMade of just one mineral.
- 18Bedding planeRefers to a surface that separates layers of sedimentary rocks on the ground.
- 19Mass movementThe movement of debris en masse under the direct influence of gravity.
- 20Alluvial fanCone/fan shaped deposit crossed and built up by streams.
- 21Slag heapsPiles of waste rock from mining.
- 22Planarstraight
- 23ShearIs the response of a rock to deformation.
- 24Shear zoneA vital structural discontinuity in the Earth's crust and upper mantle.
- 25TerracetteType of landform, a ridge on the hillside. (step like ridges)
- 26RegolithMaterial e.g. particles, soil
- 27solifluction/lobeRounded, tongue-like feature.
- 28AfforestationThe planting of trees.
- 29PedimentGentle, concave lower slope.
- 30Scarpsteeper, upper slope.
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- Undergraduate (Landform evolution) Physical Geography Fichas sobre Landform evolution - Key Terms, creado por Sharondeep el 10/04/2014.
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- Sharondeep
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