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 Watershed 3 Reservoir 4 Ozone layer 5 Atmosphere 6 Water table 7 Aquifer 8 Precipitation 9 Water cycle 10 Drought The special form of oxygen gas found in the atmosphere. What occurs when water droplets in clouds become too heavy and fall to the ground. A long period of time with low rainfall, leading to a shortage of water. A layer of gases that surrounds Earth. The continuous movement of water between Earth´s surface and the air. A natural or man-made lake that stores fresh water. A region that contributes water to a river. An underground, water-filled area of rock and soil between two packed layers of rock. The top of a water-filled space in rock and soil. A way to turn salt water into freshwater.