Journey to the Center of the Earth
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Questions and Answers

What is the outermost layer of the Earth called?

  • Inner core
  • Mantle
  • Crust (correct)
  • Outer core

    • What causes the movement of tectonic plates on the Earth's surface?

  • Expansion and contraction of the inner core
  • Gravitational pull from the moon
  • Friction between the crust and the core
  • Convection currents in the mantle (correct)

    • Which layer of the Earth is primarily composed of iron and nickel?

  • Outer core (correct)
  • Mantle
  • Crust
  • Inner core

    • What is the thickest layer of the Earth?

    <p>Mantle</p> Signup and view all the answers

    Which layer of the Earth is liquid and composed mainly of iron and nickel?

    <p>Outer core</p> Signup and view all the answers

    What is the name of the process by which heat from the Earth's interior causes the movement of tectonic plates?

    <p>Convection</p> Signup and view all the answers

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