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Earth's Surfaces
Earth's Surfaces
8
Science
5th Grade
02/13/2012

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Term
crust
Definition
the thick, rocky layer of the Earth that makes up the continents and the ocean floor
Term
topographic map
Definition
a map that shows the shapes of surface features and their elevations
Term
deposition
Definition
the dropping or releasing of sediment
Term
erosion
Definition
the movement of rock pieces, or sediment, from place to place
Term
sediment
Definition
weathered rock pieces, deposited by wind, water or ice
Term
weathering
Definition
destructive force that breaks down rocks into smaller pieces
Term
fault
Definition
a crack in Earth's crust along which movement takes place
Term
barrier island
Definition
land formed over many years by the build up of sand and dirt just off shore of the mainland
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