Physical geography

Physical geography

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Physical geography

Braided stream

Geography; Physical geography

Shallow stream channel that is subdivided into a number of continually shifting smaller channels that are separated by bar deposits.

Calorie

Geography; Physical geography

Quantity of energy. Equals the amount of heat required to raise 1 gramme of pure water from 14.5 to 15.5° Celsius at standard atmospheric pressure.

Explosive type of volcano that leaves a large circular depression. Some of these depressions can be as large as 40 kilometres in diameter. These volcanoes form when wet granitic magma quickly rises ...

Calcite

Geography; Physical geography

Calcite is a carbonate mineral and the most stable polymorph of calcium carbonate (CaCO3). The other polymorphs are the minerals aragonite and vaterite. Aragonite will change to calcite at 470 °C, ...

Brunisol soil

Geography; Physical geography

Soil order (type) of the Canadian System of Soil Classification. This soil type is associated with forest vegetation. It is usually poorly developed and immature. The most identifying trait of this ...

Centripetal force

Geography; Physical geography

Force required to keep an object moving in a circular pattern around a centre of rotation. This force is directed towards the centre of rotation. Common in meteorological phenomena like tornadoes and ...