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6 Written questions

6 Multiple choice questions

  1. rock that has undergone extreme change due to lots of heat and pressure.
  2. rock formed from molten rock, which is usually called magna.
  3. unidentifiable unconformities
  4. rock formed from sediments (sand, silt, and other components of soil) and laid down by water or some other agent.
  5. "veins" of igneous rock that shoot right through several layers of sedimentary rock
  6. the process by which rocks are broken down by the forces of nature

5 True/False questions

  1. erosion"veins" of igneous rock that shoot right through several layers of sedimentary rock

          

  2. disconformitieswhen there are parallel, stratified rock layers above and below the unconformity, but there is a clear surface of erosion between them

          

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

          

  4. humusthe decayed remains of once-living creatures

          

  5. uniformitarianisma surface of erosion that separates one layer of rock from another

          

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