Unit Test Study Guide
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  • 1. Changing Earth Formative Assessment
    Grade:
    6
    Science
    Subject:
    9/12/11
    Date:
  • 2. 1
    What is the correct order of the layers of the Earth from OUTERMOST layer to the INNERMOST layer?
    A
    crust, outer core, inner core, mantle
    B
    crust, mantle, outer core, inner core
    C
    inner core, outer core, crust, mantle
    D
    inner core, outer core, mantle, crust
  • 3. 2
    Which of the following is true as you move from Earth's outermost layer to its innermost layer?
    A
    The thickness of each layer increases
    B
    The thickness of each layer decreases
    C
    The heat and pressure increase
    D
    The heat and pressure decrease
  • 4. 3
    Which of the following statements is most true of the inner and outer core?
    A
    They are both a molten layer
    B
    They are both a solid layer
    C
    They are both made of magma
    D
    They are both made of iron and nickel
  • 5. 4
    Which of the following statements does not describe a tectonic/crust plate?
    A
    They are stationary
    B
    They are driven by actions in the mantle
    C
    They move slowly
    D
    They have been moving for millions of years
  • 6. 5
    Which of these statements is correct?
    A
    Continental crust is thicker than oceanic crust
    B
    Continental crust is thinner than oceanic crust
    C
    Oceanic crust does not exist
    D
    Continental and oceanic crust are the same thickness
  • 7. 6
    Mid-ocean ridges are places where tectonic/crustal plates are...?
    A
    colliding
    B
    sliding past each other
    C
    spreading apart
    D
    none of the above
  • 8. 7
    Approximately 225 million years ago, the Earth's continents were grouped into one landmass. What was this landmass called?
    A
    Europa
    B
    Jurassic
    C
    Pangaea
    D
    Pangaea Ultima
  • 9. 8
    What is happening at a subduction zone?
    A
    The oceanic crust is being pulled under continental crust
    B
    Plates are sliding past each other
    C
    Plates are spreading apart
    D
    None of the above
  • 10. 9
    When did the supercontinent of Pangaea begin to break apart?
    A
    20 million years ago
    B
    40 million years ago
    C
    100 million years ago
    D
    200 million years ago
  • 11. 10
    Which of these concepts is part of the theory of plate tectonics?
    A
    Continents are fixed and do not move
    B
    A great flood shaped Earth's surface
    C
    Continents are in slow, constant motion
    D
    Continents and crustal/tectonic plates are the same size
  • 12. 11
    Mountain formation can result when which of the following occurs?
    A
    Two oceanic plates collide
    B
    Two continental plates collide
    C
    Two oceanic plates spread apart
    D
    Two continental plates spread apart
  • 13. 12
    What is the border between two tectonic/crustal plates called?
    A
    boundary
    B
    collision zone
    C
    rift
    D
    trench
  • 14. 13
    Which of the following geologic events are most common at a transform boundary?
    A
    Mountain formation
    B
    Earthquakes
    C
    Volcanic eruptions
    D
    Rift formation
  • 15. 14
    What is NOT likely to happen at a divergent boundary?
    A
    Volcano formation
    B
    Seafloor spreading
    C
    Rift valley
    D
    Mountain formation
  • 16. 15
    California's San Andreas Fault is identified as which type of fault?
    A
    Blind thrust
    B
    Dip-Slip
    C
    Normal
    D
    Strike-Slip
  • 17. 16
    Which is true of P waves?
    A
    They do the most damage on the surface of the Earth
    B
    They are the slowest of all earthquake waves
    C
    They are the fastest of all earthquake waves
    D
    They are the last to arrive at a seismograph
  • 18. 17
    Which type of earthquake waves cause the most damage?
    A
    S waves
    B
    P waves
    C
    Surface waves
  • 19. 18
    What best describes the magnitude of an earthquake?
    A
    It is how long the earthquake waves were felt
    B
    It is the distance the waves of an earthquake travel
    C
    It is how powerful the earthquake was
    D
    It is the time between S and P waves
  • 20. 19
    Which of the following statements is true?
    A
    The focus is directly above the epicenter
    B
    The epicenter is directly above the focus
    C
    The focus is the point on the surface where the earthquake originated
    D
    The epicenter is the point in the ground where the earthquake originated
  • 21. 20
    What is this a picture of?
    A
    Earthquake damage
    B
    Earthquake S and P waves arrival times
    C
    Earthquake frequency
    D
    Earthquake damage report
  • 22. What is the S-P interval for this seismograph?
  • 23. 22. What is the amplitude of the S wave?
  • 24. 23. What is the magnitude of this earthquake?
  • 25. 24. In what city is this earthquake’s epicenter?