The Layers of Earth
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Questions and Answers

Which layer of the Earth generates the Earth's magnetic field?

  • Liquid outer core (correct)
  • Outer silicate solid crust
  • Solid inner core
  • Highly viscous asthenosphere

    • What are the main components of the Earth's internal structure?

  • Viscous asthenosphere and solid mantle (correct)
  • Atmosphere and hydrosphere
  • Solid inner core and magnetic field
  • Silicate solid crust and liquid outer core

    • How is scientific understanding of the Earth's internal structure obtained?

  • Observations of topography and bathymetry
  • Analysis of the seismic waves
  • Measurements of the gravitational and magnetic fields
  • All of the above (correct)

    • What is the assumption made in the chondrite model regarding the light element in the Earth's core?

    <p>Assumed to be Si</p> Signup and view all the answers

    What is the role of volcanoes in understanding the Earth's internal structure?

    <p>They provide samples of rock from greater depths</p> Signup and view all the answers

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