This printable crossword puzzle has 25 clues. Answers range from 2 to 20 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
water stored below Earth's surface in soil and rock layers
all of the water on, under, and above the Earth
the continual movement of water between the land, ocean, and the air
water that collects on the surface of the ground.
the portion of land drained by a river and its- |tributaries(a river or stream flowing into a larger river or lake)
anywhere on Earth that is covered by seawater but geologically ocean basins are large geologic basins that are below sea level
an element or compound that an organism must consume or synthesize in order to survive
a large natural or artificial lake used as a source of water supply.
natural, non living solid crystal that makes up rocks
a gas which when packaged under pressure is dissolved in a liquid phase solvent.
the tidal mouth of a large river, where the tide meets the stream.
a rising of seawater, magma, or other liquid.
A well is an excavation or structure created in the ground by digging, driving, or drilling to access liquid resources, usually water
as the interaction of plants, animals, and the marine environment.
an area of land designated for environmental protection.
A deep sea community is any community of organisms associated by a shared habitat in the deep sea
a microorganism, especially a bacterium causing disease or fermentation.
microscopic bubbles of gaseous oxygen
a salt or ester of nitric acid, containing the anion NO3− or the group —NO3.
is a measure of the hydrogen ion concentration of a solution.
a salt or ester of phosphoric acid, containing PO43− or a related anion or a group such as —OPO(OH)2.
the quality of being cloudy, opaque, or thick with suspended matter.
any species or group of species whose function, population
the total quantity of dissolved salts in water
the substance that dissolves another substance