Earth Science 26 questions

Apr 11th, 2015
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Question description

1. Which scientist used new imaging technologies in the 1950s to propose seafloor spreading and give support to plate tectonic theory?                              
A.      Alfred Wegener
B.      George Airy
C.      Harry Hess
D.      James Hutton
2. Where on Earth are the LARGEST earthquakes found?
A.      at the mid-ocean ridge
B.      at transform plate boundaries
C.      at compressional plate boundaries
D.      at divergent plate boundaries
3. Both transform and normal faults are associated with divergent plate boundaries.
A.      True
B.      False
4. Which of the following statements is true about earthquakes along transform plate boundaries?
A.      They are very rare and not very hazardous.
B.      They are characterized as being relatively weak earthquakes.
C.      They did not take place millions of years ago and a relatively new geologic process.
D.      They can have as much as 100 times the energy associated with them of other earthquakes.
5. Which geologic province of North America is a place where the crust has been uplifted and extended forming alternating areas of high elevation and low elevation?
A.      Canadian Shield
B.      Appalachian Ridge and Valley
C.      Basin and Range
D.      Columbian River Basin
6.    Scientists believe that Earth’s earliest atmosphere was made mostly of
A.      water vapor
B.      carbon dioxide
C.      oxygen
D.       nitrogen
    Motion in the atmosphere is driven by
A.      precipitation when the air becomes oversaturated with water
B.      uneven distribution of solar radiation
C.      Earth’s gravitational field
D.       corresponding movements of ocean currents
    If air circulation were due entirely to solar heating, air would rise at the equator and flow non-stop toward the poles until it sank. However, other patterns of global air circulation are observed due to
A.      outside forces produced by ocean currents
B.      the inertial force produced by Earth’s spin on its axis
C.      variations in an area’s proximity to oceans
D.      local variations in topography
    How is wind deflected in the northern hemisphere?
A.      southwestward
B.      southeastward
C.      northwestward
D.      northeastward
    Photochemical smog is formed by the reaction of sunlight with
A.      nitrogen compounds and VOCs
B.      sulfur compounds
C.      ozone
D.      all of the above
  Carbon dioxide is the most abundant greenhouse gas in the atmosphere.
A.      True
B.      False
    As depletion of Earth’s stratospheric ozone layer continues, we can expect to live healthier lives since ozone is a poisonous gas.
A.      True
B.      False
   What type of water is MOST dense?
A.      cold, high-salinity
B.      warm, high-salinity
C.      warm, low-salinity
D.      cold, low-salinity
    What is the definition of thermohaline circulation?
A.      movement of ocean water driven by differences in temperature and salinity
B.      upward flow of cold ocean water because of increased salinity
C.      flow of warm, salty water in circular patterns near the equator
D.      deflection of ocean water in different directions in the north and south
    A climate with precipitation less than evapotranspiration is classified as
A.      temperate
B.      arid
C.      tropical
D.      monsoonal
    Which of the following is an example of using a control in a scientific investigation?
A.      using a wide range of temperatures during an experiment
B.      studying animals in different habitats and under different circumstances
C.      keeping a chemical’s concentration the same in all parts of an experiment
D.      studying fixed objects such as the stars
    A computer program that lets you investigate an image in 3-D is an example of what type of model?
A.      conceptual
B.      statistical
C.      visualization
D.      numerical
    What is an altimeter used for?
A.      to separate soil into different particle sizes
B.      to magnify your view of mineral grains in a rock
C.      to help you find which direction is north
D.      to determine how many feet above sea level you are
    Descriptions of the climate of the Earth about 100,000 years ago are based on indirect observation.
A.      True
B.      False
    A topographic map scale says that its ratio is 1:100,000. This means that 0.05 meters on the map equals how many meters on the ground?
A.      100,000
B.      50,000
C.      10,000
D.      5,000
    What type of graph shows the relationship between two quantities as those quantities are changing?
A.      bar
B.      circle
C.      histogram
D.      line
    The information collected during an investigation is called a variable.
A.      True
B.      False
    Which of the following scientists developed the idea of seafloor spreading?
A.      Harry Hess
B.      Stephen Jay Gould
C.      Charles Richter
D.      William Smith
    Since Earth is so far from the Sun, it is considered one of the outer planets.
A.      True
B.      False
26. Which of the following energy sources drives Earth’s water cycle?
A.      internal radiation
B.      wind
C.      Earth’s spinning on its axis
D.      sunlight

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