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8 Cards in this Set
- Front
- Back
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system |
a group of parts that work together as a whole |
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energy |
drives the earth system by two main sources:heat from the sun and heat flowing out of earth as it cools |
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five main spheres |
include the atmosphere , the geosphere, the hydrosphere, the cyrosphere, and the biosphere |
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atmosphere |
the envelope of gases that forms earth's outermost layer; a mixture of gases - mostly nitrogen and oxygen but also contains dust particles,cloud droplets, and water vapor |
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geosphere |
has three main parts: a metal core, a solid middle layer and a rocky outer layer |
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hydrosphere |
contains the earth's waters that include oceans, rivers, lakes groundwater, and water vapor |
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cyrosphere |
consists of all the water in form of ice on or in earth; glaciers, snowfields, ice chaos, ice sheets, sea ice, and frozen ground |
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biosphere |
the parts of the earth that contains living organisms |
