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Earthquakes

  •  English    18     Public
    Grade 4 science
  •   Study   Slideshow
  • The outer layer of Earth is called _________.
    the crust
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  • Use the map to find where you live. Write the name of the plate you are on.
    Eurasian Plate
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  • Earth's crust is broken into many large pieces called ___________.
    plates
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  • The place where Earth's crust breaks is called a ________.
    fault
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  • All the land and oceans on· Earth lie on top of the ________.
    plates
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  • Beneath the plates is the hot, soft _________.
    mantle
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  • When plates move suddenly, an _________ happens.
    earthquake
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  • Earthquakes happen along the __________ of plates, or where the edge of one plate meets another.
    boundaries
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  • The famous San Andreas Fault in California is an example of plates _________.
    sliding in opposite directions
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  • When plates collide, they cause powerful earthquakes and can even build _________.
    mountains
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  • The Himalaya Mountains in Asia are the result of ___________.
    two plates colliding
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  • Ocean basins are often created when two plates ________.
    pull apart
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  • When plates move apart from each other. This does not cause ______ earthquakes.
    very strong
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  • Which diagrams show plates sliding past each other, colliding, or moving apart.
    1 moving apart, 2 sliding past 3 colliding
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  • Scientists study earthquakes with a tool called a ________.
    seismometer
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  • A system of measuring earthquakes is called the.
    Richter scale
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