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Earth Sci. Poynter

vocab.

QuestionAnswer
made of magma or molten (melted rock). Flows like hot, thick oatmeal. mantle
the outer layer of the earth that is made of rock crust
made of liquid metals: iron and nickel outer core
is very hot, is kept solid due to great pressure inner core
when wind, rain , ice or plant roots slowly break down rocks and wears down Earth's surface weathering
when rain, wind, ocean waves or glaciers slowly move soil and rocks erosion
when soil and rock that was moved by erosion is left piled up in a new place deposition (deposit)
is formed by the weathering of rocks and shells sand
an impression left in sedimentary rock by the remains of a dead plant or animal fossil
the natural processes by which rocks are created and changed to form new rocks rock cycle
rocks that are formed when melted rock (magma) cools and hardens, either above or below the Earth's surface igneous rocks
rocks formed over time by hardening of layers of sediments like mud, shell particles, pieces of bone and rock fragments sedimentary rocks
rocks formed when heat and pressure change one kind of rock into another metamorphic rock
build up the Earth's surface (lava flow, the folding of the Earth's crust into mountains) constructive forces
forces that tear down Earth's landforms (weathering, erosion, glaciers and earthquakes) destructive forces
Created by: sgibbins
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