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Earth History

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    Earth science
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  • What is the name of the area along the coast of continents where earthquakes and volcanoes occur?
    Ring of Fire
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  • What are the two ways that calcite forms in the ocean?
    Chemical reaction (animals breathe carbon dioxide into water and it forms a precipitate) and shells break down
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  • Which layer of Earth is labeled A in the diagram?
    Inner core
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  • What type of environment does shale form in?
    Swamp/ muddy, still water
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  • What type of plate boundary forms mountains as uplift happens?
    Convergent
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  • Why do the plates move?
    Convection currents in the mantle move the magma around and the plates get moved with it because they sit on top of the mantle
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  • What happens at a transform boundary as plates slide past each other?
    Earthquakes, faults
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  • THROWBACK: Which type of landform is created as sand is deposited in a fan-like shape at the mouth of a river?
    Delta
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  • THROWBACK: Which type of landform is shown in the image?
    plateau
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  • THROWBACK: What is the name for vertical distance above sea level?
    Elevation
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  • Which type of rock is shown in the image?
    Limestone
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  • Which layer is the outer core?
    C
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  • Which type of plate boundary is shown in the image?
    Transform
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  • How does igneous rock form?
    From lava or magma cooling and hardening
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