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Hydrosphere test review

Quiz by shana

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13 questions
Show answers
  • Q1
    Deep ocean currents are created _________________________________
    as cold, salty surface water sinks and less dense deep water rises
    by frictional drag of the wind against the surface of ocean water
    as surface water squeezes between narrow passages separating ocean basins.
    when Earth's magnetic field imparts a charge to ocean water
    45s
  • Q2
    Which of the following correctly describes the distribution of Earth's freshwater?
    69% glaciers & icecaps, 30% groundwater, 1% all other freshwater
    80% glaciers & icecaps, 10% groundwater, 5% rivers & lakes, 5% all other freshwater
    69% groundwater, 30% rivers & lakes, 1% all other freshwater
    50% glaciers & icecaps, 30% groundwater, 10% rivers & lakes, 10% biosphere
    45s
  • Q3
    Nonpoint pollution of our streams and rivers is harder to control than point pollution. This is because nonpoint pollution ____________________________ .
    results from small amounts of pollution from multiple places
    has very large volumes of pollution coming from a single source
    carries numerous diseases and hazardous medical byproducts
    is unrelated to streams and rivers
    45s
  • Q4
    Which of the following could be a result of exponential human population growth?
    It could cause a decrease in the amount of waste and pollutants in the water supply.
    It could cause a decrease in the amount of water needed for survival.
    It could cause an increase in cases of waterborne diseases and a decrease in the amount of water available.
    It could cause an increase in the amount of water available for the population.
    45s
  • Q5
    Which of the following is NOT a way that humans alter the quantity water flowing through a watershed?
    By building dams
    By constructing impervious surfaces (parking lots, roads, etc.)
    All of the these affect quantity and flow of water
    By using water for industrial and irrigation uses
    45s
  • Q6
    Which of the following is NOT an indicator of water quality?
    pH
    Type of sediment at the bottom of the stream
    dissolved oxygen
    water temperature
    45s
  • Q7
    Which of the following correctly describes the distribution of Earth’s water?
    25% glaciers, 25% oceans, 25% groundwater, 25% surface water
    20% glaciers, 70% oceans, 5% groundwater, 5% surface water
    97% freshwater and 3% saltwater
    97% saltwater and 3% freshwater
    45s
  • Q8
    The water in your drinking glass may have been part of
    a dinosaur's blood
    a primordial (very early) ocean
    the continental glaciers of the last ice age
    all of these
    45s
  • Q9
    Which of the following best describes the most important interaction of Earth’s saltwater with other Earth systems?
    the ocean interacts with the atmosphere to influence climate and weather
    the ocean redistributes thermal energy to the geosphere
    the ocean interacts with the geosphere to cause plate tectonics
    the ocean interacts with the biosphere to influence climate and weather
    45s
  • Q10
    Freshwater is considered a limited resource because
    all of these are reasons that freshwater is considered a limited resource
    most large cities depend on surface water for their water supplies
    groundwater is often pumped out of the ground faster than is can be replaced
    only a very small percentage of Earth’s water consists of surface water
    45s
  • Q11
    The ocean’s surface layer
    does not mix much with the cold bottom layer because the surface layer is less dense
    is the top 10% of the ocean
    all of these describe the ocean’s surface layer
    forms gyres
    45s
  • Q12
    Deep ocean currents
    have upwelling and downwelling
    form a closed circulation loop called a gyre
    are started by cold, salty water in the polar regions (north Atlantic)
    are caused by the global wind belts
    45s
  • Q13
    Shallow ocean currents
    all of these
    have upwelling and downwelling
    are caused by the wind
    form gyres
    45s

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