Sea-floor Spreading And Plate Tectonics Quiz

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Sea-floor Spreading And Plate Tectonics Quiz - Quiz

Do you know about tectonic plates and sea-floor spreading? To test your knowledge on the same, take this sea-floor spreading and plate tectonics quiz. As you know, sea-floor spreading is the process where Earth's lithosphere spreads apart. You can take this quiz to check how well do you remember the terms related to sea-floor spreading and the various processes involved in it. Try to get a perfect score here to prove your knowledge on this topic. All the best! Ace the quiz!


Questions and Answers
  • 1. 
    What is the boundary called where two plates move away from each other?
    • A. 

      Convergent Boundary

    • B. 

      Physical Boundary

    • C. 

      Divergent Boundary

    • D. 

      Transform Boundary

  • 2. 
    Magma, or molten material, __________ and hardens
    • A. 

      Warms

    • B. 

      Cools

    • C. 

      Shrinks

    • D. 

      Bursts

  • 3. 
    The oceanic crust gets pushed aside on both sides of the 
    • A. 

      Deep-ocean trench

    • B. 

      Mid-ocean ridge

    • C. 

      Continent's edge

    • D. 

      Side-ocean ridge

  • 4. 
    What is the process of the sinking of the ocean floor beneath a deep-ocean trench back into the mantle called?
    • A. 

      Continental Drift

    • B. 

      Sea-floor spreading

    • C. 

      Material addition to the ocean floor

    • D. 

      Subduction

  • 5. 
    What is the result of convergent Ocean-Ocean Plate Collision?
    • A. 

      Rift Valley

    • B. 

      Folded Mountains

    • C. 

      Volcanic Mountains

    • D. 

      Island Arc/Volcanic Islands

  • 6. 
    Continental crust is mainly made up of which rock?
    • A. 

      Nickel

    • B. 

      Granite

    • C. 

      Mantle

    • D. 

      Basalt

  • 7. 
    Which of the following is not the evidence of sea-floor spreading?
    • A. 

      Fossil evidence

    • B. 

      Magnetic stripes

    • C. 

      Molten magma eruption

    • D. 

      Drilling samples of rock

  • 8. 
    Where do the Earth plates meet?
    • A. 

      Mid-ocean ridges

    • B. 

      Faults

    • C. 

      Boundaries

    • D. 

      Nowhere

  • 9. 
    What are the broken sections of Earth's lithosphere called?
    • A. 

      Trenches

    • B. 

      Plates

    • C. 

      Faults

    • D. 

      Rifts

  • 10. 
    Which of the following theories describe the motion of Earth's plates?
    • A. 

      Continental Drift

    • B. 

      The first law of motion

    • C. 

      Third law of motion

    • D. 

      Plate Tectonics

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