NDSU GEOL 105 Test Questions and Answers All Correct
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Course
NDSU GEOL 105
Institution
NDSU GEOL 105
NDSU GEOL 105 Test Questions and Answers All Correct
What are two primary types of metamorphic textures? - Answer-foliated (differential stresses)
non-foliated (confining pressure)
What are the two primary agenst of metamorphism? - Answer-heat and pressure
What is not an example of folia...
NDSU GEOL 105 Test Questions
and Answers All Correct
What are two primary types of metamorphic textures? - Answer-foliated (differential
stresses)
non-foliated (confining pressure)
What are the two primary agenst of metamorphism? - Answer-heat and pressure
What is not an example of foliated metamorphic rock texture? - Answer-fused granular
True or False. Foliated textures in metamorphic rocks are the result of isotrophic
pressures/stresses. - Answer-True.
Basins - Answer-circular or slightly elongaed structure, down-warped displacement of
rocks, youngest rocks are near the center - oldest rocks found in flanks
What is not a form of brittle deformation? - Answer-folding
True or False. Stress is the response of a material, such as rock, to applied strain. -
Answer-False.
Dome - Answer-a structural fold that has a circular / oval plan view and exposes rocks
that progress from older to younger from the interior of the sturcture outward
What is another term for seismic waves? - Answer-earthquake waves
Orogenesis - Answer-the collective set of processes that build mountais and mountain
belts
Ophiolite - Answer-the distinct sequence of rock units that represent a slice of oceanic
lithosphere and upper mantle
What is an example of a deep mantle plume or hot spot? - Answer-the islands of Hawaii
that are formed from basaltic volcanic rocks
What are the two theories were merged into the modern Theory of Plate Techtonics? -
Answer-continental drift and seafloor spreding
What is the oldest oceanic lithosphere on Earth? - Answer-250-275 million years old
What is the world's largest and fastest moving lithospheric plate in the present day? -
Answer-pacific plate
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