Plate Tectonics
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Continental Crust | Thicker part of Earth’s crust that forms the large land masses.
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| Convergent boundary | Two plates coming together.
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| Divergent boundary | two plates moving apart.
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| Geologic event | a change to the structure of the Earth by tectonic activities.
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| Mid-ocean ridge | undersea mountain range formed where two parts of the Earth’s crust are moving apart.
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| Ocean basin | large bowl shaped depression that holds ocean water; regions of crust below sea level.
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| Oceanic crust | thinner part of Earth’s crust that lies underneath the ocean basins.
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| Plate | distinct sections of the lithosphere which make up the outermost layer of the Earth.
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| Plate boundary | a region where two lithospheric plates meet.
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| Sea-floor spreading | formation of new oceanic crust due to the upwelling of magma at mid-ocean ridges.
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| Subduction | process where one plate slides under another.
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| Tectonics | study of the movement of large masses of rock, known as plates, on the Earth’s surface; includes folds, faults, and plate movement.
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| Theory | an explanation of a set of related observations or events based upon proven hypotheses and verified multiple times by groups of detached researchers; can be used to explain and predict natural phenomena.
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| Theory of plate tectonics | theory that describes plate movement and how it affects Earth’s geologic features.
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| Transform boundary | two plates sliding past each other in opposite directions.
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Created by:
Turnerr
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