cycles of matter review

What 3 processes does the water cycle consist of? fill in the blanks with the appropriate process. Condensation is the process in which water vapor changes back into water. Precipitation is the process in which drops of water become heavy enough to fall back to earth. Evaporation is the process by which molecules of liquid water absorb energy from the sun and change into water vapor. Which 2 substance are linked in one recycling process? hydrogen and carbon nitrogen and oxygen carbon and oxygen water and oxygen Fill in the correct substance that is given off by each organism in the carbon-oxygen cycle. carbon dioxide oxygen Fill in the blanks. Nitrogen fixation is the process in which nitrogen in the air (free nitrogen) is converted to a usable form. This process is performed by certain kinds of bacteria.