Matching Pairs 1 - Air and WaterOnline version Chapter 6, Lesson 2: "Air and Water". Match each vocabulary word or term with its description. Click the word and afterwards click the description. If you need to, you can look in your textbook pages 326 - 335. by Naneth Burquez 1 Desalination 2 Water table 3 Watershed 4 Ozone layer 5 Drought 6 Precipitation 7 Aquifer 8 Reservoir 9 Atmosphere 10 Water cycle A region that contributes water to a river. A layer of gases that surrounds Earth. The continuous movement of water between Earth´s surface and the air. The special form of oxygen gas found in the atmosphere. A way to turn salt water into freshwater. The top of a water-filled space in rock and soil. A long period of time with low rainfall, leading to a shortage of water. A natural or man-made lake that stores fresh water. What occurs when water droplets in clouds become too heavy and fall to the ground. An underground, water-filled area of rock and soil between two packed layers of rock.