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Plate Tectonics

QuestionAnswer
What features are associated with a ocean-ocean convergent plate boundaries? volcanic island arcs (island chains) earthquakes subduction zones trenches
What features are associated with a continent-continent convergent plate boundaries? volcanic arcs (on land) folded and faulted mountains trenches earthquakes
Which type of stress is associated with a divergent plate boundary? tension
Which type of stress is associated with a convergent plate boundary? compression
Which type of stress is associated with a transform plate boundary? shearing
What is subduction? The process of more dense plate sinking beneath a less dense plate during a tectonic collision
The "Ring of Fire" is located around which tectonic plate? Pacific Plate (around the Pacific Ocean)
One of Alfred Wegener’s problems in explaining his Theory of Continental Drift was - he lacked knowledge of the mechanisms that drive it
What drives or moves plate tectonics? convection
A continental-oceanic boundary where plates collide is called a — subduction zone
As you move away from a hot spot the age of the rocks get - older
Compared to Earth’s continental crust, Earth’s oceanic crust is — thinner and denser
The folding and faulting found in the rocks of the Blue Ridge Mountains of Virginia were created by — collisions of continental plates
What are the types of evidence Wegener used to support continental drift? shape of continents fossils mountains or rocks
When the sea floor spreads apart, volcanoes and ridges are formed because - plates pull apart, magma moves to the surface, building ridges
The mid - ocean rift is an example of what kind of plate boundary? Divergent
Created by: bockj1
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