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3. Zone of the earth made of mostly iron and nickel.
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4. The "true" ocean floor, together covering 60% of the earth's surface
(2 words).
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6. The process by which heat is circulated in a fluid.
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7. The rigid sections of the crust which move relative to each other.
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8. A zone in the earth located at great depth, created by the collision
of 2 plates.
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12. Molten rock which reaches the earth's surface.
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13. The process which explains the history of the Atlantic Ocean, as well
as complex oceanic features.
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16. The type of rock of which the ocean floor is made.
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17. The zone in the earth's interior below the crust, but above the core,
made up of sense silicates.
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19. Continental - - - - - was an earlier theory seeking to prove that land
masses moved over time.
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20. The type of rock typical of island arcs (hint: volcanic)
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21. The type of rock which makes up continental crust.
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1. The deepest part of the ocean is a trench called the -------.
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2. The Philippines and Japan are good examples of this tectonic feature
(2 words).
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3. That part of the lithosphere not covered by water.
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5. This process explains evidence that the earth's magnetic poles changed
in direction over time.
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6. The relatively thin (10-25 miles thick) outer shell of the earth.
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9. This tectonic feature occurs where a ridge is offset laterally by major
transform faults.
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10. An example of a strike-slip fault in North America (Hint: located
in California; earthquake zone).
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11. Tectonic feature created at divergent zones by undersea volcanism;
forms mountain chains.
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14. - - - - - - - focus earthquakes occur at mid-ocean ridges.
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15. Nearly all of these types of earthquakes occur in volcanic island arcs
(2 words).
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16. The major discontinuity between the crust and mantle may be considered
to be a - - - - - - - -.
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17. The common, shortened name for the discontinuity between the crust
and the mantle.
-
18. The major component of the earth's core.
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