Physical geography

Physical geography

Industry: Geography

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Physical geography

Dissociation

Geography; Physical geography

Chemical process where a compound or molecule breaks up into simpler constituents.

Direct solar radiation

Geography; Physical geography

Solar radiation received by the Earth's atmosphere or surface which has not been modified by atmospheric scattering.

Arctic circle

Geography; Physical geography

Latitude of 66.5° North. The southern limit of the area of the Earth that experiences 24 hours of darkness or 24 hours of day at least one day during the year.

Archipelago

Geography; Physical geography

A group of islands that have an arc shaped distribution. These islands are usually of volcanic origin and are associated with subduction zones.

Archean

Geography; Physical geography

Geologic aeon that occurred from 2500 to 3800 million years ago. During this time period, the first single-celled prokaryote organisms evolved and developed.

Archaebacteria

Geography; Physical geography

Term used to describe organisms that belong to the biological domain Archaea.

(1) Term used to describe a part of South Dakota. (2) Term used to describe a semi-arid landscape that has been influenced by heavy fluvial erosion. characterised by deep ravines and gullies, shape ...