Lithospheric Plates: Earth's Structure
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Questions and Answers

What is the lithosphere composed of?

  • Only the crust
  • Only the mantle
  • The atmosphere and the asthenosphere
  • The crust and the uppermost portion of the mantle (correct)

    • What is the result of the movement of tectonic plates at divergent boundaries?

  • The formation of mid-ocean trenches
  • The formation of new crust (correct)
  • The formation of mountain ranges
  • The formation of earthquakes

    • What is the name of the plate where the Eurasian Plate and North American Plate are moving apart?

  • The Eurasian Plate
  • The North American Plate
  • The Mid-Atlantic Ridge (correct)
  • The Indo-Australian Plate

    • What is the name of the plate boundary where tectonic plates move away from each other?

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

    What is the layer of the Earth's structure beneath the lithosphere?

    <p>The asthenosphere</p> Signup and view all the answers

    How many main types of plate boundaries are there?

    <p>3</p> Signup and view all the answers

    What occurs when an oceanic plate is forced beneath a continental plate or another oceanic plate?

    <p>Subduction zone formation</p> Signup and view all the answers

    What type of geological phenomenon results from the movement of tectonic plates along faults?

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

    What is the name of the plate boundary where the Pacific Plate is subducting beneath several other plates?

    <p>The Pacific Ring of Fire</p> Signup and view all the answers

    What type of plate boundary is characterized by horizontal movement resulting in earthquakes?

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

    What type of geological phenomenon occurs at convergent boundaries through the collision and uplift of crustal material?

    <p>Mountain formation</p> Signup and view all the answers

    What is the name of the fault where the Pacific Plate and the North American Plate are sliding past each other?

    <p>The San Andreas Fault</p> Signup and view all the answers

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