Geology 101 exam 1 questions with correct answers
What is the lithosphere? CORRECT ANSWER crust and upper mantle What is the asthenosphere? CORRECT ANSWER the upper layer of the earth's mantle, below the lithosphere deformable--like playdough Continental lithosphere CORRECT ANSWER -thick -old(4byo) -not dense -many types of rocks oceanic lithosphere CORRECT ANSWER lithosphere that is mainly comprised of basalt; it is more dense that is why it sits lower in the asthenosphere. -thin -young(200 myo) 3 types of plate boundaries CORRECT ANSWER 1. Divergent 2. Convergent 3. Transform Where is new ocean lithosphere created? CORRECT ANSWER mid-ocean ridges (divergent plates)
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geology 101 exam 1 questions with correct answers
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