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10 Cards in this Set

  • Front
  • Back
The gradual wearing away of the Earth's surface by wind, water and ice.
Erosion
A break or fracture in the Earth's crust.
Fault
A type of sedimentary rock composed of pebbles and gravel in layers of the rock.
Conglomerate
A rock formed from magma inside the Earth cools.
Granite
Produced when limestone is heated under pressure.
Marble
The uppermost layer of soil.
Topsoil
The distinct layers of sedimentary rock.
Strata
When shale or granite are heated under pressure they become.
Gneiss
Volcanic glass.
Obsidian
Lava on the Earth cools and forms.
Basalt