Field Trip 3 Pre Field Trip Questions: The San Andreas Fault, Mormon Rocks, and Devil’s Punchbowl

  • Due No Due Date
  • Points 15
  • Submitting a text entry box

Instructions

After reading the background information from "The San Andreas Fault, Mormon Rocks, and Devil’s Punchbowl," answer each of the following questions in your own words. Plagiarism will result in a zero score for the assignment. You will be graded according to the Short Answer and Essay Grading Rubric Links to an external site. and can earn up to 3 points per question.

Questions 

  1. What characteristic of sedimentary rocks makes them easily recognizable in the field?
  2. If inspecting a detrital sedimentary rock what would you see that makes it “detrital”?
  3. Examine a few pictures of alluvial fans: Google images of alluvial fans. Links to an external site. Using the illustration below, describe the geologic structure represented by the Punchbowl Formation (abbreviated as "Mp"). A cross-section of the structure of the rocks at Devils Punchbowl.
  4. Watch this short video, The San Andreas Fault Links to an external site., then answer this question, “How likely do you think it is that we could experience the Big One, a major earthquake on the San Andreas fault, while we are on our field trip?” Explain.
  5. If a major earthquake happens on the San Andreas fault every 150 years, and the last major earthquake was in 1857, when should the next one happen? Considering your answer, what does this mean?
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