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5 Cards in this Set
- Front
- Back
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Biosphere
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The biosphere is the space on or near Earth's surface that contains and supports living organisms. It is subdivided into the lithosphere, atmosphere, and hydrosphere. The biosphere's creation and continuous existence results from chemical, biological, and physical processes
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Lithosphere
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The lithosphere is Earth's surrounding layer, composed of solids such as soil and rock; it is about 80 to 100 kilometers (50 to 60 miles) thick.
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Atmosphere
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The atmosphere is the surrounding thin layer of gas.
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Hydrosphere
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The hydrosphere refers to liquid environments such as lakes and oceans that lie between the lithosphere and atmosphere.
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Biome |
A biome is a major, geographically extensive ecosystem, structurally characterized by its dominant life forms. |
