EESA06H3 Midterm: EESA06 Terms to Remember (midterm)
10 Mar 2016
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Document Summary
Prokaryotes microorganisms that are earliest life forms preserved in the. Accretion the process of building large bodies of matter through collisions geologic record. and gravitational attraction. Asthenosphere a region of the earth"s outer shell beneath the lithosphere. The asthenosphere is of indeterminate thickness and behaves plastically. Core the central zone of the earth. Cross-section a representation of a portion of the earth in a vertical plane. Crust the outer layer of rock, forming a thin skin over the earth"s surface. Differentiation separation of different ingredients from an originally homogenous mixture. Earth system a small part of the larger solar system that has its own component parts, or subsystems: the atmosphere, the hydrosphere, the biosphere, and the geosphere. Rock cycle a theoretical concept relating tectonism, erosion, and various rock-forming processes to the common rock types. Scientific method a means of gaining knowledge through objective procedures.
