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A sudden and violent shaking of the ground. Sometimes it causes great destruction.
Earthquake
A mountain or hill, with a crater at the center, formed by lava coming out of a crack in the Earth's crust.
Volcano
Solid, hot, high-pressure center of the Earth.
Earth's Core
The theory that the plates are and have been slowly moving across the Earth
Continental Drift
Rock formed from the cooling or solidification of magma.
Igneous Rock
Water that is located under the surface of the earth.
Groundwater
The layer of earth below the crust and is made up of molten rock and continent-sized rock
Mantle
The cycle that shows how rocks change over time.
Rock Cycle
Earth's thin, cool, and rigid outermost layer.
The Crust
A rock that forms by deposition over time.
Sedimentary Rock
Boundary movements where plates are moving past one another.
Transformative Boundary Movement
Boundary movement where plates collide.
Convergent Boundary Movement
A theory that the lithosphere is made up of plates that move upon Earth's surface
Plate Tectonics
Boundary movements where plates separate.
Divergent Boundary Movement
The idea that the deeper you go through horizontal layers of rock, the older the rock you find.
Law of Superposition
A metal-bearing mineral or rock.
An Ore
A model of Earth's history, divided into eras, periods, eons, and epochs.
Geologic Time Scale
The strength or intensity represented by a numeric scale.
Magnitude
A fossil or organism that lived in a widespread area for a short time.
Index Fossil
The removal of rock due to water, ice, wind, gravity, and liquid.
Erosion
A visible break on Earth's surface that extends deep into the ground. (Plate boundaries)
Fault Line
Igneous rock that forms by lava cooling ON the Earth's surface.
Extrusive Rock
The accumulation of eroded rock is transported from another location.
Deposition
Igneous rock that forms by magma cooling UNDER the Earth’s surface.
Intrusive Rock
What is Mr. Burgess's favorite element?
Helium