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Inside Earth Book Vocabulary
Chapter 1/Section 1
16
Science
8th Grade
06/13/2005

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Cards

Term
geologist
Definition
a scientist who studies the forces that make and shape planet Earth
Term
rock
Definition
the material that forms Earth's hard surface
Term
geology
Definition
the study of planet Earth
Term
constructive force
Definition
a force that builds up mountains and landmasses on Earth's surface
Term
destructive force
Definition
a force that slowly wears away mountains and other features on the surface of Earth
Term
continent
Definition
a great landmass surrounded by oceans
Term
seismic wave
Definition
a vibration that travels through Earth carrying the energy released during an earthquake
Term
pressure
Definition
the amount of force pushing on a surface or area
Term
crust
Definition
the layer of rock that forms Earth's outer surface
Term
basalt
Definition
a dark, dense, igneous rock with a fine texture, found in oceanic crust
Term
granite
Definition
a usually light-colored rock that is found in continental crust
Term
mantle
Definition
the layer of hot, solid material between Earth's crust and core
Term
lithosphere
Definition
a rigid layer made up of the uppermost part of the mantle and the crust
Term
asthenosphere
Definition
the soft layer of the mantle on which the lithosphere floats
Term
outer core
Definition
a layer of molten iron and nickel that surrounds the inner core of Earth
Term
inner core
Definition
a dense sphere of solid iron and nickel in the center of Earth
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