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test
vocabulary chapter 12
16
Science
6th Grade
01/13/2011

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Term
shoreline
Definition
the boundary between land and a body of water.
Term
Beach
Definition
Is an area of the shoreline made up of material deposited by waves.
Term
Saltation
Definition
The movement of sand or other sediments. by short jumpsand bounces that is caused by wind and water
Term
Deflation
Definition
A form of wind erosion in which fine, dry soil particles are blown away.
Term
Abrasion
Definition
The grinding and wearing away of rock surfaces through the mechanical action of other rock and sand particles
Term
Loess
Definition
Fine-grained sediments of quartz,feldspar,hornblende, mica, and clay deposited by the wind
Term
Dune
Definition
A mound of wind-deposited sand that moves as a result of the action of wind
Term
Glacier
Definition
A large mass of Moving ice
Term
Glacial drift
Definition
The rock material carried and deposited by glaciers
Term
Till
Definition
Unsorted rock material that is deposited directly by a melting glacier
Term
Stratified drift
Definition
A glacial deposit that has been sorted and layered by the action of streams or meltwater
Term
Mass movement
Definition
The movement of a large mass of sediment or a section of land down slope
Term
Rock fall
Definition
The rapid mass movement of rock down a steep slope or cliff
Term
Landslide
Definition
The sudden movement of rock and soil down a slope
Term
Mudflow
Definition
The flow of a mass of mud or rock sand soil mixed with a large amount of water
Term
Creep
Definition
The slow downhill movement of weathered rock material.
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