作者:Tre' Williams 12 年以前
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Cracks are where boudaries are
3 Types
Divergent Boudaries
When 2 plates spread apart, magma and rock will shoot up through crack to cause a mountainous form
2 plates pull away from each other
Convergent Boudaries
Causes land and magma to form upwards
2 Plates push each other; one is forced to go underneath
Subduction
Ridges
Mountain
Chains of mountains; tectonic plates extend upwards
one lithosphere tectonic plate goes under the other
Trench
Transform Boudary
Two plates pass by each other
Soil
elements can be found in soil