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Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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Earth science > Geology

channel

Earth science; Geology

(1) A natural or artificial waterway of perceptible extent which either periodically or continuously contains moving water, or which forms a connecting link between two bodies of ...

crater degradation

Earth science; Geology

Once a crater has been formed, it will degrade over time as gravity and isostatic rebound modify the crater walls and floor. The central portion of a large crater will rise by ...

blocking anticyclone

Earth science; Geology

A high pressure weather system does not allow a low pressure system to follow its normal course, or 'push' the anticyclone on. The low pressure system is then forced to go round ...

bowen's reaction series

Earth science; Geology

The sequence of igneous rocks formed from a mafic magma, assuming mineral crystals that have already formed continue to react with the liquid magma and so evolve into new ...

capillary fringe

Earth science; Geology

The lowest part of the zone of aeration, marked by the rising of water from the water table due to the attraction of the water molecules to mineral surfaces and other molecules, ...

basal outwash

Earth science; Geology

Sand and gravel that were deposited as outwash in front of an advancing glacier and subsequently overridden by the ice and buried by other kinds of deposits. Basal outwash ...

box gage

Earth science; Geology

A tide gage that is operated by a float in a long vertical box to which the tide is admitted through an opening in the bottom. In the original type of box gage the float supported ...