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5 Written questions

5 Matching questions

  1. rock cycle
  2. unconformity
  3. absolute dating
  4. clasts
  5. porosity
  1. a chemical and physical process that continuously form and change rocks
  2. b a gap in the rock record during which erosion occured or deposition was absent
  3. c small bits and pieces of other rocks in a rock
  4. d empty spaces between particles
  5. e the process of assigning a precise numerical age to an organism, object, or event

5 Multiple choice questions

  1. an idea which states that the laws of nature operate today as they have in the past
  2. rock that cools from lava
  3. the process in which minerals slowly precipitate out of water and fill in the spaces between clasts
  4. melted or moten rock inside the earth
  5. rock that cools from magma

5 True/False questions

  1. mineralthe color of a mineral in powdered form


  2. cleavagesmall bits and pieces of other rocks in a rock


  3. streakthe color of a mineral in powdered form


  4. rocknaturally formed, consolidated mixture containing minerals, rock fragments, or volcanic glass


  5. principle of superpositionempty spaces between particles