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Chapter 19 Cycles of Nature

Terms in this set (14)

there would be no life on Earth without this

the change of a substance from a liquid to a gas

the change of state from a gas to a liquid

any form of water that falls to the Earth's surface from the clouds

when plants, bushes and trees give off moisture into the atmosphere

the breakdown of substances into simpler molecules

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

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.

the water that is stored under the ground

the excess water that moves over the earth as a result of heavy precipitation or melting snow

the process producers use that converts the suns energy into food and releases oxygen into the air

the process of breathing in air, converting food into energy and releasing carbon dioxide into the air

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