une 7 Flashcards
Aquifer
A permeable rock layer that can hold or transport water.
Catastrophic event
A violent, usually destructive, natural occurrence.
Deposition
Process by which weathered and eroded material is deposited by wind, water, or ice .
Ecoregion
Area of land that has a distinct group of plants, animals, and other species.
Erosion
Process by which weathered material is moved by wind, water, or ice.
Groundwater
Water beneath the Earth’s surface .
Permeability
Ability of a material to allow water to pass through.
Recharge zone
Surface land area where water enters an aquifer.
Surface water
water that collects above the surface of the ground .
Watershed
an area of land where all of the groundwater and surface water from the area drains from higher areas to lower areas and into the same body of water
Water table
the highest level of groundwater in an area, beneath the Earth’s surface
Weathering
process by which exposed rock and other surfaces are broken down; caused by elements of weather (wind, water, ice) or other mechanisms (physical, chemical, biological)
