Levin, Chapter 15

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  1. Match each mountain-building event with the style of deformation.
    Event Style
    Basin & Range
    Laramide Orogeny
    Nevadan Orogeny
    Sevier Orogeny
    Implanting of huge granitic plutons
    Monoclinal domes
    Normal faulting
    Overthrusting

  2. What is the age order of the above events, from oldest to youngest?
    Laramide, Nevadan, Sevier, Basin & Range
    Laramide, Sevier, Nevadan, Basin & Range
    Nevadan, Sevier, Laramide, Basin & Range
    Sevier, Laramide, Nevadan, Basin & Range
    Sevier, Nevadan, Laramide, Basin & Range

  3. What is the eastern-most state effected by the Laramide Orogeny?
    Arizona
    California
    Colorado
    Nevada
    South Dakota

  4. Which state is covered by extensive Tertiary basalt flows?
    California
    Idaho
    Nebraska
    Utah
    Wyoming

  5. Which deep-sea basin dried up during the Miocene Epoch?
    Black Sea
    Caribbean Sea
    Mediterranean Sea
    North Sea
    Red Sea

  6. During which epoch did the Isthmus of Panama form connecting North and South America (and leading to the demise of most South American marsupial mammals through competition with invading placental mammals from the north)?
    Eocene
    Miocene
    Oligocene
    Pleistocene
    Pliocene

  7. During which epoch did India begin smashing into Asia, starting the uplift of the Himalaya Mountains?
    Eocene
    Miocene
    Oligocene
    Pleistocene
    Pliocene

  8. Which epoch corresponds to the Ice Age?
    Holocene
    Oligocene
    Paleocene
    Pleistocene
    Pliocene

  9. What were Nevada and Utah like during the Ice Age?
    Arctic tundra
    Covered by continental glaciers
    Covered by large lakes
    Dense rain forests
    Desert states like today

  10. Match each state with the type of coastline it has inherited from the Ice Age?
    State Coastal condition
    Maine
    Maryland
    New York
    South Carolina
    Barrier islands/lagoons (no glacial effect)
    Estuaries (from meltwater erosion)
    Glacial deposition (moraines)
    Glacial erosion (fjords)

  11. What probably caused the long-term cooling trend during the Cenozoic Era?
    A dust cloud from an asteroid impact
    Change in continent positions and ocean connections
    Change in the earth's reflectivity (albedo)
    Cold high pressure centers forming over glaciers
    Milankovitch orbital cycles

  12. What negative feedback mechanism may have caused large glaciers to effectively destroy themselves, leading to interglacial periods?
    A dust cloud from an asteroid impact
    Change in continent positions and ocean connections
    Change in the earth's reflectivity (albedo)
    Cold high pressure centers forming over glaciers
    Milankovitch orbital cycles

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