Env Sci/Physics 141: Impact

Steven Dutch, Natural and Applied Sciences,University of Wisconsin - Green Bay
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  1. The role of impact in Solar System history:
    1. was most important early on.
    2. has been increasing over time.
    3. has been constant.
    4. has been gradually decreasing.
  2. The principal clue that the surface of a planet is geologically young
    1. Atmosphere
    2. Heavy cratering
    3. Volcanoes
    4. Lack of craters
  3. The 1908 Tunguska Event is now believed to have been caused by what?
    1. A rocky asteroid or meteor
    2. A comet
    3. A piece of anti-matter
    4. A mini-black hole
  4. When a meteor hits, the resulting crater is ______ the size of the meteor:
    1. less than
    2. about equal to
    3. five times
    4. 20-30 times
  5. The energy of a moving body is related to its:
    1. Diameter
    2. Mass and Speed
    3. Speed
    4. Diameter and Composition
  6. Small impacts produce
    1. Simple Pit Craters
    2. Central Peak Craters
    3. Peak-Ring Craters
    4. Multiple-Ring Impact Basins
  7. The largest impacts produce
    1. Simple Pit Craters
    2. Central Peak Craters
    3. Peak-Ring Craters
    4. Multiple-Ring Impact Basins
  8. The youngest lunar craters are marked by:
    1. rays
    2. central peaks
    3. terraces
    4. multiple rings

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Created 30 September 2008, Last Update 14 December 2009

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