GEOL 1001 Study Guide - Final Guide: Amphibolite, Protolith, Migmatite
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The two most common elements in the crust of earth are ____________. iron and calcium a: magnesium and manganese, oxygen and hydrogen, oxygen and silicon. Compared to continental lithosphere, oceanic lithosphere is ____________. thicker thinner a. b: approximately the same thickness. The lithosphere is composed of the ____________: crust only, crust, mantle, and outer core c, crust and the uppermost part of the mantle top 100 m of sediments and sedimentary rocks. At transform plate boundaries ____________: earthquakes are common, but volcanoes are absent, volcanoes are common, but earthquakes do not occur, both earthquakes and volcanoes are common. If a body of magma becomes more felsic, its viscosity will ____________. Ans: a increase a: decrease c. stay the same. A body of rock under high pressure is more likely to exhibit ____________ than is a body of rock at. Ans: a low pressure: brittle behavior, ductile behavior.
