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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

antipodes

Earth science; Geology

Two points on the surface of a celestial body that are diametrically opposed to each other. The term may be extended to include a whole region at the opposite end of a body's ...

cretaceous

Earth science; Geology

The final period of the Mesozoic era, spanning the time between 145 and 65 million years ago. The name is derived from the Latin word for chalk ("creta") and was first applied to ...

continental divide

Earth science; Geology

A major drainage divide separating the drainage to one ocean from another.

continental slope

Earth science; Geology

That part of the continental margin that lies between the continental shelf and the continental rise. Slope relatively steep, 3o – 6o. The continental slope is underlain by ...

alpine glacier

Earth science; Geology

Any glacier in a mountain range which is dominantly confined by the surrounding topography. It usually originates in a cirque and may flow down into a valley previously carved by ...

carbonic acid

Earth science; Geology

A mild acid formed when water and carbon dioxide chemically combine in the atmosphere and soil.This acid is a very important component in the development of cave decorations ...

cenozoic era

Earth science; Geology

The latest era of the Phanerozoic Eon, following the Mesozoic Era and continuing to the present time, and marked by the presence of a wide variety of mammals, including the first ...