My Learning Journey of 2012 / 2013
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charter of rights & freedoms/ Persecution Project
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The 5 Kingdoms
my project on volcanoes
The Theory of Plate Tectonics
The Structure of Earth
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Earths Crust
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Mantle
Inner Core
The Outer Core
Plates of the Lithosphere
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Asthenosphere
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Convergent Boundary Feedback
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The Rock cycle
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Rock Cycle Feedback
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The Earths Crust
_The earths crust is typically about 25 miles.
And about 6.5 miles thick beneath oceans.
The crust is relatively light and brittle.
Most earthquakes occur within the crust.
The crust in this image is much smaller
_
_://zebu.uoregon.edu/~soper/ImEarth/interior.gif
_