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Cycles of Matter

Bonnie Branch 7th Grade - 23-2 / Cycles of Matter

water cycle The continuous process by which water moves from Earth’s surface to the atmosphere and back
evaporation The process by which molecules of a liquid absorb energy and change to the gas state
condensation The process by which a gas changes to a liquid
precipitation Rain, snow, sleet, or hail
nitrogen fixation The process of changing free nitrogen gas into a usable form
nodules Bumps on the roots of certain plants that house nitrogen-fiixing bacteria
Created by: kjanelli