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5 Written questions

5 Matching questions

  1. crust
  2. Slate
  3. metamorphic
  4. 24
  5. revolution
  1. a The __________ is the outer layer of the Earth. It is made of igneous, sedimentary and metamorphic rocks.
  2. b If sedimentary or igneous rock is placed under pressure and heat, it changes into _______________ rock.
  3. c __________ is an example of metamorphic rock.
  4. d ______________ is the orbit a planet makes around the sun.
  5. e The Earth rotates once every _______ hours, the length of a day and night.

5 Multiple choice questions

  1. The Earth's axis is ________.
  2. The remains of ancient plants and animals are called ________________.
  3. The center of the earth is called the _______________.
  4. _____________ rock is formed by the weathering down of igneous rock.
  5. __________ is molten or liquid rock. The rock cycle begins with magma beneath the surface of the earth.

5 True/False questions

  1. winterThe Earth's axis is ________.


  2. granite__________ is an example of igneous rock.


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


  4. axisThe Earth is believed to be about _________ billion years old.


  5. 4.6One revolution of the Earth around the sun determines the length of a year, approximately ______ days.