AP® Environmental Science | Chapter 13

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Across
  1. 6. The level below which the ground is saturated with water.
  2. 7. Runoff is water that flows over the surface of the ground.
  3. 9. A water-bearing stratum that is confined or overlain by a rock layer that does not transmit water in any appreciable amount or that is impermeable.
  4. 12. The water embedded in a product, that is, the water consumed during its process of production.
  5. 15. The amount of fresh water utilized in the production or supply of the goods and services used by a particular person or group.
  6. 16. Precipitation which infiltrates the ground and percolates downward through spaces in soil, gravel, and rock until an impenetrable layer of rock or clay stops it.
  7. 17. Surface runoff of water that generally can be counted on as a stable source of water from year to year.
  8. 19. Water that contains very low levels of dissolved salts.
Down
  1. 1. The ground below the water table.
  2. 2. Large lake used as a source of water supply.
  3. 3. Water that collects on the surface of the ground.
  4. 4. The exhalation of water vapor through a plant’s stomata.
  5. 5. The process of removing salt from seawater.
  6. 6. An area or ridge of land that separates waters flowing to different rivers, basins, or seas.
  7. 8. Prolonged period of abnormally low rainfall, leading to a shortage of water.
  8. 10. An overflowing of a large amount of water beyond its normal confines.
  9. 11. A body of permeable rock which can contain or transmit groundwater.
  10. 13. Area from which all precipitation flows to a single stream or set of streams.
  11. 14. A structure built across a river to control its flow.
  12. 18. Area of low-lying ground adjacent to a river, formed mainly of river sediments and subject to flooding.