Plate Tectonics and Plate Theory
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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| contiental drift |
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| glacial stirations |
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| paleomagnetism | a mineral in rocks preserves a record of magnetic field at the same time of their formation
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| inclination | angle from horizontal to the magnet
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| sea floor spreading | occurs at mid ocean ridge, no oceanic crust is formed through the volcanic activity
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| mid ocean ridge |
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| plate tectonics | scientific theory describing the large scarce motion of earths lithosphere
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| Wagners theory of continental drift & evidence | Pangea- believed continents were moving due to fossils
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| Paleomagnetism studies | the study of ancient magnetism in rocks
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| Deccan Traps and magnetic anomalies in sea floor dikes |
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| How fast evidence suggests the Plates are moving |
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| sea floor spreading- where does it spread |
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| tectonic plate |
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| mid ocean ridge |
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| convergent boundaries |
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| transform boundaries |
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| divergent boundaries |
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| linear sea |
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| rift valley |
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| upwarping |
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| ssubduction |
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| tench |
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| island arc |
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| hot spot |
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| volcanic chain |
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| ridge push force |
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| slab pull force |
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| how do you know the direction of plate movement |
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| Hazzards of divergent boundaries |
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| hazards of transform boundaries |
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| hazards of convergent |
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| how does an ocean grow |
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| how can a plate boundary die |
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| how can you identify which plate will subduct under another |
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| know an example where boundaries subduct each other |
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