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8ES Chp 4: Geology

8th Grade Earth Science Chapter 4: Geology Leach

TermDefinition
geology The study of Earth's structures, materials and processes.
uniformitarianism The belief that all geologic processes are natural, have always been the same, and have always happened at the same gradual rate; summed up by the statement: the present is the key to the past.
deep-time view The idea that the earth is ancient or billions of years old representing a secular approach to the history of geology, the earth, and the universe.
crust The solid, relatively low-density outermost layer of rocky planets and natural satellites and lies under loose surface materials and the oceans.
Moho The boundary between the Earth's crust and its mantle.
mantle Hot, plastic rock that fills the interior of many rocky planets and some natural satellites; located between the crust and the core, in the earth it makes up 84% of the planet's volume.
lithosphere The upper mantle and the crust that move together with tectonic plates.
core In Earth, the dense, extremely hot central region of the Earth's interior consisting of two parts: a liquid outer core and a solid inner core; makes up about 15% of the earth's volume.
natural resource Any raw material from the natural environment that we can use.
renewable resource A natural resource that has an unlimited supply or that can be easily replenished.
nonrenewable resource A natural resource that people cannot replenish.
resource management Efforts to wisely use of natural resources.
Created by: CoachLeach
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