Earthquake Mcfadden Core 1

55 Questions | Total Attempts: 32

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Earthquake Mcfadden Core 1

Questions and Answers
  • 1. 
    When stress causes rocks to break: vibrations called _____________________ are produced.
    • A. 

      Earthquakes

    • B. 

      Tsunami

    • C. 

      Faults

    • D. 

      Elastic Limit

  • 2. 
    When tension forces pull rock apart a ________________ occurs.
    • A. 

      Reverse Fault

    • B. 

      Normal Fault

    • C. 

      Strike-slip Fault

    • D. 

      Transform Fault

  • 3. 
    _______________________ waves cause particles in rocks to move at right angles to the direction of the waves.
    • A. 

      Surface Waves

    • B. 

      Primary Waves

    • C. 

      Secondary Waves

    • D. 

      Tertiary Waves

  • 4. 
    The ___________ of an earthquake is the point of Earth's surface above the focus.
    • A. 

      Focus

    • B. 

      Epicenter

    • C. 

      Foci

    • D. 

      Fault

  • 5. 
    The measure of energy released by an earthquake is the earthquake's ________________________
    • A. 

      Magnitude

    • B. 

      Destructive Force

    • C. 

      Focus

    • D. 

      Epicenter

  • 6. 
    At a _____________________, the rocks above the fault surface are forced up and over the rocks below the fault surface.
    • A. 

      Reverse Fault

    • B. 

      Normal Fault

    • C. 

      Strike-Slip Fault

    • D. 

      Transform Fault

  • 7. 
    The _____________________ of an earthquake is the point in the Earth's interior where energy is released.
    • A. 

      Epicenter

    • B. 

      Fault

    • C. 

      Focus

    • D. 

      Strike-slip

  • 8. 
    By studying seismic wave information, a sceintist discovered that boundary between Earth's crust and its upper mantle, which is call the ______________.
    • A. 

      Moho

    • B. 

      Lithosphere

    • C. 

      Asthenosphere

    • D. 

      Crust

  • 9. 
    A ___________________ is a siesmic seawave that can cause great devestation.
    • A. 

      P-waves

    • B. 

      S-waves

    • C. 

      Surface Waves

    • D. 

      Tsunami

  • 10. 
    Most destruction is caused by __________________ waves
    • A. 

      S-waves

    • B. 

      Surface Waves

    • C. 

      P-waves

    • D. 

      Sound Waves

  • 11. 
    An instrument called a _____________________ is used to record seismic waves
    • A. 

      Seismograph

    • B. 

      Seismogram

    • C. 

      Seismometer

  • 12. 
    A fault between two plates that are moving sideways past each other is called a _______________ fault
    • A. 

      Normal

    • B. 

      Reverse

    • C. 

      Transform

    • D. 

      Strike-slip

  • 13. 
    ________________ waves cause particles to move back and forth in the same direction as the wave travels
    • A. 

      Secondary

    • B. 

      Light

    • C. 

      Surface

    • D. 

      Primary

  • 14. 
    Earthquakes generate energy waves called ____________________.
    • A. 

      Seismic Waves

    • B. 

      Ocean Waves

    • C. 

      Sound Waves

    • D. 

      Light Waves

  • 15. 
    When the force on rocks is great enough, they break, producing vibrations called _____________.
    • A. 

      Faults

    • B. 

      Earthquakes

    • C. 

      Strains

    • D. 

      Stresses

  • 16. 
    Once the elastic limit of rocks is passed, they break and move along surfaces called _______________.
    • A. 

      Faults

    • B. 

      Earthquakes

    • C. 

      Strains

    • D. 

      Stresses

  • 17. 
    The height of the lines traced on paper is a measure of the energy released or the ___________ of the earthquake.
    • A. 

      Stress

    • B. 

      Strain

    • C. 

      Magnitude

    • D. 

      Intensity

  • 18. 
    Most earchquakes happen ____________.
    • A. 

      Without warning

    • B. 

      In areas where earthquakes have occurred in the past

    • C. 

      Along plate boundaries

    • D. 

      All the answers provided are correct

  • 19. 
    A person twice as far from the epicenter of an earthquake as another person will notice that the time between the arrival of the primary and secondary waves will be ________________.
    • A. 

      The same

    • B. 

      Larger

    • C. 

      Reduced

    • D. 

      Unnoticeable

  • 20. 
    Scientists discovered changes in Earth's interior by studying___________.
    • A. 

      Tsunamis

    • B. 

      Tides

    • C. 

      Changes in seismic waves

    • D. 

      All of the answers provided are correct

  • 21. 
    ____________ is the force that squeezes rocks together.
    • A. 

      Tension

    • B. 

      Shear

    • C. 

      Elastic Limit

    • D. 

      Compression

  • 22. 
    ____________ is the force that pulls rocks apart.
    • A. 

      Tension

    • B. 

      Shear

    • C. 

      Elastic Limit

    • D. 

      Compression

  • 23. 
    ____________ is the force that causes plates to move sideways past each other.
    • A. 

      Tension

    • B. 

      Shear

    • C. 

      Elastic Limit

    • D. 

      Compression

  • 24. 
    ______________ faults are caused by tensional forces.
    • A. 

      Normal

    • B. 

      Strike-Slip

    • C. 

      Reverse

    • D. 

      Elastic

  • 25. 
    ______________ faults are caused by compressional forces.
    • A. 

      Normal

    • B. 

      Strike-Slip

    • C. 

      Reverse

    • D. 

      Elastic

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