Practice Quiz

Praxis II General Science: Content Knowledge Exam Prep - Question List

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76.
The movement of deep-ocean currents is driven primarily by which of the following?
  1. The transfer of surface wave energy through friction.
  2. Gravitational effects of the Moon.
  3. The orbit and rotational motion of Earth.
  4. Temperature and salinity gradients.
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77.
In recent years, scientists have documented a drop in the salinity of the North Atlantic Ocean. The primary concern of scientists studying this phenomenon is that a large drop in the salinity of North Atlantic water would affect the:
  1. Acidity of the surface water in one of the world's most important fisheries.
  2. Amount of precipitation in the temperate latitudes of the Northern Hemisphere.
  3. Rate at which heat is transferred northward by the Gulf Stream.D. Formation of sea ice in a region already under stress from climate change.
  4. Formation of sea ice in a region already under stress from climate change.
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78.
Which of the following ocean surface water masses is likely to have the greatest density?
  1. Cold and relatively high salinity waters of the North Atlantic Ocean.
  2. Warm and high salinity waters of the Caribbean Sea.
  3. Cold and moderately saline waters of the equatorial eastern Pacific Ocean.
  4. Warm and low salinity waters of the South China Sea.
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79.
Other than precipitation, which of the following is the most likely direct source of water for the aquifer composed of the medium sand deposit?
  1. Shale
  2. Stream
  3. Fault
  4. Granite
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80.
In which of the following test well locations will the depth and location of the well shown in the cross section be most likely to yield a regular and abundant source of groundwater throughout the year?
  1. Test well location I
  2. Test well location II
  3. Test well location III
  4. Test well location IV
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