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14 Cards in this Set
- Front
- Back
California is a small part of a much larger __ system
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global |
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Transform faults can be ridge to ridge or ridge to ___. Subduction zones can eat up transform faults & divergent faults. |
subduction zone; |
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Tectonic geometry is consistent among the planet. |
kkkkk |
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Water is “dragged” down with the slab and becomes a ___ to partially melt subsurface rocks. This actiontypically leads to high-__ magma that migrates upwards to fuel the volcanoes in the arc. The slab/trenchgeometries tend to mirror the overlying volcanic arc geometries. They are related. Often pyroclastic.
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catalyst; silica; |
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In convergent collision, You get massive ___ as the continents squeeze against each other. There is still subduction occuring though.
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mountain ranges; |
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Do divergent boundaries appear onland?
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Yes.
Ex. East African Rift Valley– The Somali sub-plate is moving away from theNubian sub-plate (sub-plates to the larger Africanplate) There are volcanoes and Flood basalts here. |
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What is going on between Africaand Eurasia?
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Continental Collisions & a whole lot more as transform faults & spreading centers get caught up inthe system
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The whole Mediterranean has ___. |
subduction |
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Where can we find an area whereconvergent, divergent, andtransform boundaries are in closeproximity?
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Middle East area; African & Arabian plates are pushing into Eurasian Plate. |
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Arabian Plate is ___ under the Eurasian plate which means it is going to be next to ___. |
subducting; Iran |
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River Jordan and the Dead Sea are Locations of a major terrestrial ___ fault. The Dead Sea overlays a __ fault and the valley is part of a pull apart ___ caused by irregularities in the fault geometry. Dead sea is like Death Valley in structural form. |
Transform fault; Transform fault; basin; |
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When you see a long straight valley think ___. |
fault |
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What happens when two continental plates collide? |
Example is India“crashing” into theEurasian Plate formingthe Himalayas. |
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This part of the world is mostly about CC and OC subduction and collisions.
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Eurasia |