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 Water cycle 2 Desalination 3 Drought 4 Atmosphere 5 Aquifer 6 Ozone layer 7 Reservoir 8 Precipitation 9 Water table 10 Watershed 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. An underground, water-filled area of rock and soil between two packed layers of rock. A long period of time with low rainfall, leading to a shortage of water. The top of a water-filled space in rock and soil. A natural or man-made lake that stores fresh water. A way to turn salt water into freshwater. 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.