Earth's Layers and Seafloor Spreading Quiz
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Questions and Answers

What causes the motion of the lithospheric plates?

  • Gravitational forces between the plates
  • Volcanic eruptions on the seafloor
  • Differences in the density of the crust
  • Mantle convection currents (correct)
  • Which of the following is NOT a type of seismic wave?

  • R-waves
  • L-waves (correct)
  • S-waves
  • P-waves
  • Which of these is a characteristic of the oceanic crust?

  • Thicker than the continental crust
  • Composed of granite rock
  • Older than the continental crust
  • Composed of basalt rock (correct)
  • What is the primary evidence that supports the theory of continental drift?

    <p>Matching of continental coastlines</p> Signup and view all the answers

    What is the primary mechanism that drives seafloor spreading?

    <p>Convection currents in the mantle</p> Signup and view all the answers

    What is the primary difference between the continental crust and the oceanic crust?

    <p>All of the above</p> Signup and view all the answers

    What type of graph is best used when comparing different groups or categories?

    <p>Bar Graph</p> Signup and view all the answers

    In plate tectonics, which variable is represented by the amount of fertilizer a farmer uses?

    <p>Independent Variable</p> Signup and view all the answers

    What is the main evidence supporting the Theory of Continental Drift related to similar plants and animals found in different continents?

    <p>Matching of Fossils Across Seas</p> Signup and view all the answers

    What phenomenon is described by rocks being younger at the mid-ocean ridge and older further away?

    <p>Seafloor Spreading</p> Signup and view all the answers

    Which type of seismic wave causes the most destruction during an earthquake?

    <p>S-Waves</p> Signup and view all the answers

    What is the main concept behind the Continental Drift Theory?

    <p>Movement of Continents</p> Signup and view all the answers

    What causes the hot fluid to rise and the cold fluid to sink in a convection current?

    <p>Difference in densities</p> Signup and view all the answers

    Which type of plate boundary is responsible for creating the Atlantic Ocean?

    <p>Divergent boundary</p> Signup and view all the answers

    What happens when two oceanic plates collide at a subduction zone?

    <p>One plate slides beneath the other</p> Signup and view all the answers

    Which type of margin results in plates shifting away from each other?

    <p>Divergent boundary</p> Signup and view all the answers

    Which feature is produced when two continental plates collide?

    <p>Himalayan Range</p> Signup and view all the answers

    What is another name for a Transform Fault Boundary?

    <p>Conservative margin</p> Signup and view all the answers

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