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5 Written Questions

5 Matching Questions

  1. outer core
  2. metamorphic
  3. unconformity
  4. periods
  5. igneous
  1. a If sedimentary or igneous rock is placed under pressure and heat, it changes into _______________ rock.
  2. b The ___________________ is the layer beneath the mantle. It is made of melted metal.
  3. c The Earth's history is divided into eras. Each era is divided into __________.
  4. d When magma cools it turns into __________ rock.
  5. e The Earth's periods are separated from one another by what is called ____________ which is either a physical or biological event such as mountain building or the extinction of a species.

5 Multiple Choice Questions

  1. ______________ is the orbit a planet makes around the sun.
  2. The Earth is believed to be about _________ billion years old.
  3. The Earth's axis is ________.
  4. __________ is molten or liquid rock. The rock cycle begins with magma beneath the surface of the earth.
  5. The __________ is the layer beneath the crust. It is made of solid rock.

5 True/False Questions

  1. fossilsEarthquakes and volcanoes are evidence that the Earth is constantly ___________ from within.

          

  2. summerWhen the South Pole is tilted to the sun, the Southern Hemisphere experiences.

          

  3. sedimentaryWhen the North Pole is tilted toward the sun, the Southern Hemisphere experiences _________.

          

  4. shiftingEarthquakes and volcanoes are evidence that the Earth is constantly ___________ from within.

          

  5. inner coreThe center of the earth is called the _______________.

          

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