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Cycles of Nature

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Answer
the movement of water between the oceans, atmosphere, land, and living things.   water cycle  
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the change of state from a gas to a liquid.   condensation  
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the change of a substance from a liquid to a gas.   evaporation  
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any form of water that falls to the earth from the clouds.   precipitation  
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some of the water that falls on land , flows into streams, rivers, and oceans.   runoff  
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this water will slowly flow back into the soil, streams, rivers, and oceans.   groundwater  
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the plants release a large amount of water vapor.   transpiration  
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besides water the most common molecules in living things, or molecules contain carbon.   organic molecules  
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the exchange of carbon between the enviroment and living things.   carbon cycle  
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the basis of the carbon cycle.   photosynthis  
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this process uses oxygen.   respiration  
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the breakdown of substances into similar molecular substances.   decomposition  
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the movement of nytrogen between the enviroment and living things.   nitrogen cycle  
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backteria in the soil are able to change nitrogen gas into forms that plants can use.   nitrogen fixation  
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