viernes, 29 de abril de 2011

Water Erosion

 Runoff

Water that flows across Earth surface.

Channel

Water moving down the same path that creates a groove.

Sheet Erosion

Occurs when water that is flowing as sheet picks up and carry away sediments
 Drainage Basin

Area of  land from which a stream or river collects runoff

Meander

Growed curved that became a broad arc

Groundwater

Water that soaks into the ground in these pores and empty spaces that became part

Permeable


Rock or sediment that has few pores spaces well connected

Impermeable

Rock or sediment that has few pores spaces or not well connected, then flow and bloack the ground water

Aquifer

Layer of permeable rock that let water move freely

Water Table

Upper surface of the zone of saturation

Spring

a source of fresh water
Gayser

Hot spring that erupts periodically  shooting water and stream in air

Longshore

A shore that carry many metric tons of loose

Beach

Deposit of sediments that are  pararells to the shore

Cave

Cracks in the limestone inlarge until an underground opening

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