By Kayleigh Manansala 6th Period Vocab CH.12 By Kayleigh Manansala 6th Period

Shoreline A boundary between water and land

Beach An area of the shore line that is made up of deposited sediment.

Saltation The movement of sand or other sediments by short jumps and bounces that is caused by wind or water.

Deflation A form of wind erosion which fine ,dry soil particles are blown away.

Abrasion The grinding and wearing of ground surfaces by other rocks or sand particles

Loess Fine grained sediments of quartz, feldspar, hornblende, mica, and clay deposited by the wind

Dune A mound of wind-deposited sand that moves as a result of the action of wind.

Glacier A large mass of moving ice

Glacial drift The rock material carried and deposited by glaciers

Till Unsorted rock material that is deposited directly by a melting glacier.

Stratified Drift A glacial deposit that has been sorted and layered that has been acted by streams or meltwater.

Mass movement The movement of a large mass of sediment or a section of land down a slope

Rock fall the rapid mass movement of rock down a steep slope or cliff

Landslide the sudden movement of rock and soil down a slope.

Mudflow the flow of a mass of mud or rock and soil mixed with a lot of water.

Creep the slow downhill movement of weathered rock material