Oceanography Chapter 3 Baker OCC

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jsfreaky
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290949
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Oceanography Chapter 3 Baker OCC
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2014-12-07 20:57:27
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Oceanography Chapter3 Baker OCC
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Oceanography Chapter 3 Baker OCC
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  1. 1Based on composition, the layers of the Earth, from interior to exterior are
    A. core, mantle, crust
    B. core, crust, mantle
    C. crust, mantle, core
    D. crust, core, mantle
    A. core, mantle, crust
    (this multiple choice question has been scrambled)
  2. 2The most important physical property of the asthenosphere is that it is
    A. liquid rock (magma)
    B. brittle and can break
    C. made of metal
    D. solid, but can flow
    D. solid, but can flow
    (this multiple choice question has been scrambled)
  3. 3Alfred Wegener's continental drift hypothesis states that
    A. the continents are pushed around on the surface by mantle convection.
    B. all of the Earth's land was once joined into a single supercontinent.
    C. the continents are stationary with respect to each other.
    D. the continents are stationary but the ocean basins move.
    B. all of the Earth's land was once joined into a single supercontinent.
    (this multiple choice question has been scrambled)
  4. 4The Pacific Ring of Fire refers to the
    A. circle of active volcanoes surrounding the Pacific Northwest.
    B. sizzling economic activity encircling the Pacific Ocean.
    C. widespread forests encircling the Pacific Ocean that are prone to burning.
    D. circle of violent geologic activity surrounding the Pacific Ocean.
    D. circle of violent geologic activity surrounding the Pacific Ocean.
    (this multiple choice question has been scrambled)
  5. 5On a map of geological activity, you can draw the outline of plates of lithosphere by
    A. outlining the continents and ocean basins .
    B. connecting the earthquake epicenters.
    C. outlining the mid-ocean ridges.
    D. connecting the transform faults.
    B. connecting the earthquake epicenters.
    (this multiple choice question has been scrambled)
  6. 6When a continental plate diverges from another continental plate
    A. a large mountain range forms.
    B. a new ocean basin forms.
    C. there are no earthquakes.
    D. a transform fault forms.
    B. a new ocean basin forms.
    (this multiple choice question has been scrambled)
  7. 7The Hawaiian island chain formed
    A. at a mid-ocean ridge spreading center.
    B. as the Pacific plate slid over a hotspot.
    C. at a transform fault.
    D. at a convergent plate boundary.
    B. as the Pacific plate slid over a hotspot.
    (this multiple choice question has been scrambled)
  8. 8The core of the Earth is composed primarily of:
    A. uranium
    B. nickel
    C. metallic hydrogen
    D. iron
    D. iron
    (this multiple choice question has been scrambled)
  9. 9The youngest seafloor rocks in the ocean crust are found:
    A. nearest the continental slopes.
    B. near the rift-valleys of mid ocean ridges.
    C. overlying the continental shelves.
    D. beneath deep-sea trenches.
    B. near the rift-valleys of mid ocean ridges.
    (this multiple choice question has been scrambled)
  10. 10When two continental plates collide the result is the formation of new ocean crust.
    True
    False
    False
  11. 11The San Andreas Fault that runs through California is a famous transform fault marking the junction between the Pacific and North American plates.
    True
    False
    True
  12. 12Scientists know that the outer core of the Earth is liquid because S waves have not survived travel through the Earth's interior.
    True
    False
    True
  13. 13The theory of continental drift was first presented in 1912 by Alfred Wegener.
    True
    False
    True
  14. 14The innermost layer of the Earth, which is composed of iron and nickel metal, is the ___________.
    A. core
    B. lithosphere
    C. mantle
    D. crust
    A. core
    (this multiple choice question has been scrambled)
  15. 15Geological activity, such as volcanic and earthquake activity, takes place at _______________.
    A. None of these choices
    B. convergent plate boundaries
    C. All of these choices
    D. transform plate boundaries
    E. divergent plate boundaries
    C. All of these choices
    (this multiple choice question has been scrambled)
  16. 16The most violent volcanic eruptions are found at _______________________.
    A. divergent plate boundaries.
    B. hot spots.
    C. convergent plate boundaries.
    D. transform plate boundaries.
    C. convergent plate boundaries.
    (this multiple choice question has been scrambled)
  17. 17At convergent plate boundaries, crust is _________________.
    A. destroyed.
    B. created.
    C. both created and destroyed.
    D. neither created nor destroyed.
    A. destroyed.
    (this multiple choice question has been scrambled)
  18. 18The theory of plate tectonics is a result of the marriage of ______________ and ______________.
    A. seafloor spreading and transform faulting.
    B. continental drift and subduction.
    C. continental drift and seafloor spreading.
    D. seafloor spreading and subduction.
    C. continental drift and seafloor spreading.
    (this multiple choice question has been scrambled)
  19. 19The 1964 earthquake in Alaska confirmed what?
    A. Earth was hollow at the poles.
    B. None of the answers are correct.
    C. Earth's inner structure was homogenous.
    D. Earth's inner structure was layered.
    D. Earth's inner structure was layered.
    (this multiple choice question has been scrambled)
  20. 20Based on the assumption that the Earth cooled from a molten mass, Lord Kelvin estimated earth's age to be years old.
    A. 6,000
    B. 4.6 billion
    C. 10 million
    D. 80 million
    D. 80 million
    (this multiple choice question has been scrambled)
  21. 21What are the two types of seismic waves?
    A. Body waves and S waves.
    B. Surface waves and S waves.
    C. Body waves and P waves.
    D. Body waves and surface waves.
    D. Body waves and surface waves.
    (this multiple choice question has been scrambled)
  22. 22P-waves…
    A. are body waves in which the wave motion moves in an S shape
    B. are body waves in which the wave motion is compressional
    C. are surface waves
    D. None of the choices are correct.
    B. are body waves in which the wave motion is compressional
    (this multiple choice question has been scrambled)
  23. 23Earth's interior is layered by:
    A. Pressure
    B. Temperature
    C. Dissolved Oxygen Content
    D. Density
    D. Density
    (this multiple choice question has been scrambled)
  24. 24Which of the earth's interior layers has the greatest volume at 83%, and an average density of 4.5 g/cm3?
    A. Inner Core
    B. Outer Core
    C. Mantle
    D. Crust
    C. Mantle
    (this multiple choice question has been scrambled)
  25. 25Which of earth's interior layers is composed primarily of granite?
    A. Mantle
    B. Continental Crust
    C. Oceanic Crust
    D. Core
    B. Continental Crust
    (this multiple choice question has been scrambled)
  26. 26Which of Earth's interior layers is composed primarily of basalt?
    A. Core
    B. Continental Crust
    C. Oceanic Crust
    D. Mantle
    C. Oceanic Crust
    (this multiple choice question has been scrambled)
  27. 27Basalt is less dense than granite.
    True
    False
    False
  28. 28Which of the following scheme represents the classification of Earth's interior based on physical properties (going from the exterior to the interior)?
    A. Crust - Lithosphere - Mantle - Core
    B. Lithosphere - Asthenosphere - Lower Mantle - Outer Core - Inner Core
    C. Lithosphere - Crust - Mantle - Asthenosphere
    D. All of the choices
    B. Lithosphere - Asthenosphere - Lower Mantle - Outer Core - Inner Core
    (this multiple choice question has been scrambled)
  29. 29The Lithosphere is composed of the crust and upper mantle and is rigid, while the asthenosphere is composed of the deformable layer of the upper mantle.
    True
    False
    True
  30. 30Isostatic equilibrium describes the way the lithosphere is supported on the asthenosphere.
    True
    False
    True

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