Exam (elaborations)
APSC 151 Final Exam
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Exam of 4 pages for the course APSC 151 at APSC 151 (APSC 151 Final Exam)
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APSC 151 Final Exam (everything literally everything)Terms in this set (610)
what are the earth's spheres? hydrosphere, atmosphere, biosphere, geosphere
If it’s happening now, it has happened before and will happen again. Things happen
What is uniformitarianism?
slowly
One big sudden change, only true for meteor impacts. Shaping Earth's landscape by
What is catastrophism?
catastrophes.
What are the 4 eras? Precambrian, Paleozoic, Mesozoic, Cenozoic
Over 80% of time on earth is what era? precambrian
the paleozoic era is the era of what animal fish
the mesozoic era is the era of the ... dinosaurs
the t-rex lived suring what period cretaceous
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what are the three main layers of the earth? crust, mantle, core
the crust of the earth is _______ the mantle is solid, plastic solid, liquid, solid
________ _________ and the core consists of a
______ outer and ___________ inner
the lithosphere can be characterized by: rigid, brittle, forms the plates, thinnest layer
the asthenosphere can be characterized weaker, slightly melted layer of the earth
by:
the mesosphere can be characterized by: lower mantle, gradual flow
the core can be characterized by: composed of iron and nickel
continental drift was proposed by who and Alfred Wagner, 1915
in what year?
What are the past supercontinents? pangea, gondwanaland, rodinia, columbia
What is a geomagnetic reversal? The earth periodically reversing polarity, shown in rocks from those eras.
movement driven by convection is about 2-5
____ cm/year
What are the different plate boundary Divergent, convergent, and transforming
types?
divergent plate boundaries plates move apart creating mid-ocean ridges or rift valleys
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