The tectonic plates shift, resulting in volcanic and earthquake activity . . .
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http://en.wikipedia.org/wiki/Tectonic_plates
2007-01-11 06:45:16
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answer #1
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answered by kate 7
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A tectonic plate is a fragment of litósfsphere that moves as a rigid block without presenting internal deformation on the asthenosphere of the Earth. This movement s produced by currents of convection inside the Earth that liberate the original heat acquired by the planet during its formation.
The terrestrial lithosphere is divided in 12 big plates and in several minor plates or micro plates. In the edges of the plates seismic, volcanic and tectonic activity concentrates. This gives place to the formation of big mountain ranges and basins. Is important to know where are these edges, because earthquakes happen when the plates collide.
2007-01-11 14:53:36
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answer #2
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answered by Sebastian 2
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The earth's outer crust is made up of tetonic plates, they overlape and sit next to each other,when they shift or move it results in earth quakes that can cause damage to the earths surfaces with things such as lava spilling out from under the tetonic plate to the earth's surface, earthquakes that can disrupt the earth's surface by causing soil to shift/ gas lines to break/ buildings to fall/ water to be re-routed, or a tsunami to occur (if the plates were located under the ocean/ sea.
2007-01-11 14:54:16
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answer #3
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answered by mischa 6
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uh.....well......tectonic plates are what everything you see are sitting on. They are what makes up the crust of the earth. If there were none, then the surface of the earth would just be molten lava.
2007-01-11 14:44:15
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answer #4
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answered by jseah114 6
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