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| A piece of lithosphere that moves around on top of the asthenosphere is called ____________. |
tectonic plate |
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angela Fri, 08 Apr 2011 03:48:01 GMT |
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| The process by which new oceanic lithosphere forms as magma rises toward the surface and solidifies. |
sea-floor spreading |
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angela Fri, 08 Apr 2011 03:46:09 GMT |
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| The strong lower part of the mantle is _______________. |
mesosphere |
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angela Fri, 08 Apr 2011 03:43:39 GMT |
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| The soft layer of the mantle on which tectonic plates move. |
asthenosphere |
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angela Fri, 08 Apr 2011 03:42:53 GMT |
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| Which is the liquid layer of the core? |
outer core |
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angela Fri, 08 Apr 2011 03:42:53 GMT |
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| What provides evidence that sea-floor spreading occurred? |
magnetic reversals |
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angela Fri, 08 Apr 2011 03:42:53 GMT |
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| The type of mountain that is formed when rock layers are squeezed together and pushed upward. |
folded mountain |
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angela Fri, 08 Apr 2011 03:42:53 GMT |
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Scientists' knowledge of the Earth's interior has come primarily from
a. studying magnetic reversals
b. using GPS (global positioning system)
c. studying seismic waves generated by earthquakes
d. studying the pattern of fossils on different continents |
c. studying seismic waves |
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angela Fri, 08 Apr 2011 03:36:54 GMT |
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| What due scientists use to measure the rate of tectonic movement? |
global positioning system (GPS) |
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angela Fri, 08 Apr 2011 03:36:54 GMT |
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plate motion due to the heating and cooling of rocks is
a. ridge push
b. convection
c. slab pull |
convection |
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angela Fri, 08 Apr 2011 03:30:29 GMT |
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Plate motion due to gravity is
a. ridge push
b. convection
c. slab pull |
ridge push |
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angela Fri, 08 Apr 2011 03:30:29 GMT |
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Plate motion due to higher densities is called
a. ridge push
b. convection
c. slab pull |
slab pull |
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angela Fri, 08 Apr 2011 03:30:29 GMT |
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| Boundary formed when tectonic plates slide past horizontally is called _______________. |
transform boundary |
1 |
angela Fri, 08 Apr 2011 03:25:14 GMT |
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| Boundary formed when tectonic plates separate is called __________. |
divergent boundary |
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angela Fri, 08 Apr 2011 03:24:44 GMT |
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| The boundary formed when tectonic plates collide is called _____________. |
convergent boundary |
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angela Fri, 08 Apr 2011 03:24:44 GMT |
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| The place where tectonic plates touch is known as the _____________. |
tectonic boundary |
0 |
angela Fri, 08 Apr 2011 03:24:44 GMT |
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