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6 Written questions

6 Multiple choice questions

  1. the decayed remains of once-living creatures
  2. "veins" of igneous rock that shoot right through several layers of sedimentary rock
  3. rock formed from molten rock, which is usually called magna.
  4. intrusions that run in the same direction as the strata
  5. when there are parallel, stratified rock layers above and below the unconformity, but there is a clear surface of erosion between them
  6. the view that most of earth's geological features are the result of large-scale catastrophes such as floods, volcanic eruptions, etc.

5 True/False questions

  1. metamorphic rockrock formed from sediments (sand, silt, and other components of soil) and laid down by water or some other agent.


  2. unconformitywhen stratified layers rest on top of unstratified layers


  3. erosionthe process by which sediments and rock fragments are carried away by wind or rain


  4. nonconformitya surface of erosion that separates one layer of rock from another


  5. paraconformitiesunidentifiable unconformities