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13 Cards in this Set
- Front
- Back
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EVAPORATION
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The change of a substance from a liquid to a gas
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CONDENSATION
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The change of state from gas to a liquid
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PRECIPITATION
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Any form of water that falls to the Earth's surface from the clouds
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THE WATER CYCLE
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The movement of water between the oceans, atmosphere, land, and living things.
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CARBON CYCLE
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The exchange of carbon between the environment and living things.
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PHOTOSYNTHESIS
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Is the basis of the carbon cycle. Plants use carbon dioxide from air to make sugars. Animals get the carbon and energy they need by eating plants.
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RESPIRATION
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When sugar molecules are broken down from plants, they release energy. This process uses oxygen
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PHOTOSYNTHESIS AND RESPIRATION
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Carbon dioxide and water are released as photosynthesis and respiration.
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DECOMPOSITION
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The breakdown of substances into simpler molecular substances
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COMBUSTION
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The burning of a substance
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NITROGEN CYCLE
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The movement of nitrogen between the environment and living this.
Organisms need nitrogen to build proteins and DNA for new cells. |
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NITROGEN FIXATION
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Bacteria in the soil are able to change nitrogen gas into forms that plants can use.
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PASSING IT ON
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When organisms die, decomposers break down the remains. Decomposers releases a form of nitrogen into the soil that plants can use. Certain types of bacteria in the soil convert to a gas, which is returned to the astmosphere
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