Physical geography

Physical geography

Industry: Geography

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Physical geography

Overbank flow

Geography; Physical geography

Movement of flood waters outside a stream channel during period of high discharge.

Outwash

Geography; Physical geography

Glaciofluvial sediments deposited by meltwater streams at the edge of a glacier.

Output

Geography; Physical geography

Movement of matter, energy, or information out of a system. Also see input.

Outgassing

Geography; Physical geography

The release of gas from cooling molten rock or the interior of the Earth. Much of the atmosphere's gaseous constituents, like water vapor, nitrogen, and argon, came from outgassing.

Outer region of the Earth's core. It is believed to be liquid nickel and iron and has a density of about 11 grammes per cubic centimeter. It surrounds the inner core and has an average thickness of ...

Outcrop

Geography; Physical geography

Area of exposed bedrock at the Earth's surface with no overlying deposits of soil or regolith.

Orthographic projection

Geography; Physical geography

Map projection that presents the Earth's surface in two-dimensions as if it were being observed from a great distance in space. Distortion of areas and angles becomes greater as you move from the ...