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Plate Movement

TermDefinition
Crust Earth's outer layer; the coolest and least dense layer of earth. See also core, and mantle.
Mantle The layer of Earth beneath the crust.
Outer Core A liquid layer, thick and composed mainly of iron and nickel.
inner Core The solid, innermost layer of Earth
latitude The distance north or south of the equator measured in degrees.
Longitude The distance east or west of the prime meridian in Greenwich, England; measured in degrees.
Oceanic Ridge A mountain-like landform that develops when tectonic plates move apart or separate and a new lithosphere forms.
Sea-floor spreading the formation of new areas of oceanic crust, which occurs through the upwelling of magma at midocean ridges and its subsequent outward movement on either side.
Created by: user-2013643
 

 



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