ISC Chapter 18

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innavasser
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105435
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ISC Chapter 18
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2011-09-30 14:33:52
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ISC Chapter 18
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ISC chapter 18
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  1. If the total amount of water on Earth increased, from where might it originate?
    A. comet impacts
  2. Evaporation of water from the oceans is NOT important because
    D. dissolved salts are evaporated with the water
  3. Precipitation does NOT
    D. add salts directly to the oceans
  4. The geographic boundaries of a watershed are determined by
    B. elevation changes
  5. The _________ would most likely constitute the continental divide for most of South America
    C. Andes Mountains
  6. A sediment that has low porosity and has poor permeability is
    B. clay
  7. If you put a raft in the Ohio River at Cincinnati, and letthe current move you downstream, in which city would you find yourself some many days later?
    C. New Orleans, LA
  8. Pollution of groundwater is a major concern for alandfill. Which of these would offer the protection of groundwater resources?
    D. clay
  9. Middle Tennessee is a mix of urban and rural areas. It is known for its production of cotton and for its Nissan car plant. The major use of water in middle Tennesseeis for
    D. A and B
  10. Treatment of surface water for consumer use does NOT include
    D. removal of salts
  11. Groundwater costs more for consumer use because
    A. it must be pumped to the surface
  12. The method used to extend the supply of fresh water does NOT include
    D. treatment of seawater
  13. For water to be considered as a resource, the factor that is NOT considered is
    C. source
  14. A method that is NOT used to disinfect water is
    C. evaporation
  15. New methods for removing pollutants from water do NOT include
    D. screening
  16. Below 80m, ocean carbon dioxide increases and oxygen decreases. One reason for the decreasing oxygen would likely be
    B. lack of sunlight
  17. The Atlantic Ocean does NOT have
    D. B and C
  18. The average salinity of seawater is
    D. 35 parts per thousand
  19. Carbon dioxide dissolves in seawater and forms
    D. all of the above
  20. Photosynthetic plants ___________ the concentration of carbon dioxide in the oceans
    A. decrease
  21. Water covers ______ percent of the earth's surface
    D. 70
  22. Approximately ____ percent of the water on the surface of the earth is in the solid phase
    A. 2
  23. The cycle of evaporation, precipitation and return of water to the oceans is called
    C. hydrologic cycle
  24. The major source of freshwater is
    C. precipitation
  25. A small body of running water is called a
    B. stream
  26. The amount of rain that becomes runoff or groundwater does NOT depend on
    C. distance rain fell
  27. The land that is drained by a stream is called the
    B. watershed
  28. Groundwater is NOT
    C. salt water
  29. A small body of standing water is called a
    B. pond
  30. Which of the following is NOT defined as surfacewater?
    B. groundwater
  31. The water from a saturated zone with all open spaces filled with water is called
    A. groundwater
  32. The amount of groundwater is estimated to be
    C. 25 times the amount of surface water
  33. The total amount of pore spaces in a given sample of a sediment is defined as
    B. porosity
  34. The ability of a given sample of a sediment to transport water is defined as
    C. permeability
  35. The amount of groundwater in a specific area does NOT depend on
    D. a nearby lake or reservoir
  36. The surface of the boundary between the zone of saturation and the zone above is called
    A. water table
  37. A layer of sand, gravel, sandstone, or any other highly permeable material beneath the surface through which groundwater can move is
    C. aquifer
  38. Water that usually does not have to be filtered is obtained from a
    C. well
  39. A possible answer to replenish the dwindling fresh water supply is
    B. recycle wastewater

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