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Chapter 19 Cycles of Nature

Key Concepts:

Terms in this set (14)

Water
there would be no life on Earth without this
Evaporation
the change of a substance from a liquid to a gas
Condensation
the change of state from a gas to a liquid
Precipitation
any form of water that falls to the Earth's surface from the clouds
Transpiration
when plants, bushes and trees give off moisture into the atmosphere
Decomposition
the breakdown of substances into simpler molecules
Combustion
the process of burning a substance, such as wood or fossil fuels
Nitrogen Fixation
the process in which nitrogen is converted to a usable form by bacteria and/or lightning
Decomposition
this process releases a form of nitrogen into the soil that plants can use
Bacteria and Lightning
the two ways that nitrogen can be fixated.
Groundwater
the water that is stored under the ground
Runoff
the excess water that moves over the earth as a result of heavy precipitation or melting snow
photosynthesis
the process producers use that converts the suns energy into food and releases oxygen into the air
respiration
the process of breathing in air, converting food into energy and releasing carbon dioxide into the air
THIS SET IS OFTEN IN FOLDERS WITH...