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15 Cards in this Set
- Front
- Back
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Uniformitarianism |
the belief that only those forces that are presently acting on the earth have shaped the earth in the past. |
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Cataclysm |
a violent upheaval or change in the earth's crust, especially a flood. |
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The three parts of the earth |
-the atmosphere (covering of air that surrounds our plant) -the lithosphere (the solid part of the earth) -the hydrosphere (the water on the earth's surface |
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Layers of the earth |
-crust -mantle -outer core -inner core
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Continents |
the main landmasses of the earth. |
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Island |
the landmasses surrounded by water. |
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The earth has seven continents |
-North America -South America -Africa -Australia -Europe -Asia |
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Continental island |
an island, usually large and high, formed near a continent out of the same landmass. (eg. the British Isles) |
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Oceanic island |
an island that rises from the ocean floor rather than from the edge of a continent. (most of the island of Micronesia in the Pacific) |
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Plains |
a broad, level expanse with no visible elevation.
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Plains |
the most valuable landform for farmers. |
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Alluvium |
sediment deposited by flowing water, rich in nutrients. |
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Plateaus |
a large, relatively flat area that is elevated above the surrounding landscape; a tableland. |
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Fresh water |
less than 3 percent |
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Large bodies of water is for... |
travel and trade |
