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Understanding the Carbon Cycle

Understanding the Carbon Cycle

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Tags: science   biology   earth   biogeochemical   rst.6-8.4   rst.9-10.4   rst.11-12.4   high school   ngss   hs-ls2-4   ls2-4  

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Carbon cycle
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a series of processes through which all carbon atoms in existence circulate
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Combustion
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process by which organic material is burned in the presence of oxygen, releasing carbon into the air
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Organic
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referring to living matter or anything that contains carbon
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Deforestation
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the clearing of a forest or trees, resulting in the release of carbon into the air
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Carbon
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a nonmetallic element that exists in many nonorganic and all organic matter
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Oxygen
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an odorless gas essential for life on Earth that is released as a byproduct of photosynthesis
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Carbon dioxide
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an odorless gas formed from respiration, combustion and organic decomposition
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Carbon sink
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a source that stores more carbon than it releases
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Carbon source
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a source that releases more carbon than it stores
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Cellular respiration
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process by which living cells obtain energy from organic molecules and release carbon
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Photosynthesis
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process by which some organisms combine light and carbon dioxide from the air to store energy
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Decomposition
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process by which bacteria break down decaying plant and animal remains and release carbon
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Fossil fuels
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substances formed from plant or animal remains that were buried, compressed & transformed over time
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Oceanic sedimentation
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process by which carbon-rich shell pieces of dead marine organisms accumulate on the ocean floor
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Limestone
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rock formed over time from carbon-rich ocean sediments
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Atmospheric carbon
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carbon existing in the air mostly in the form of carbon dioxide
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Carbon dioxide exchange
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the dynamic movement of carbon between the atmosphere and the ocean
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Carbonic acid
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weak acid formed when carbon dioxide is dissolved in water
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