Water Cycle- the journey water takes as it circulates from the land to the sky and back again.
Fresh Water-Water that does not contain salt
Saltwater-water that contains salt; found primarily in oceans
Ground water- the water found in cracks and pores in sand, gravel and rocks below the Earth’s surface
Aquifer- An underground layer of rock that contains water; most of our water comes from aquifers
Atmosphere-the whole mass of air that surrounds the Earth (air)
Lithosphere- Solid, outer portion of the Earth (land)
Biosphere-part of the Earth that contains living things (living things)
Hydrosphere-All the water on and below the Earth’s surface and in the atmosphere (water)