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Plates Glossary

TermDefinition
Collision margin where two continental plates are moving towards each other
Conservative margin where two tectonic plates are moving past each other
Constructive margin where two tectonic plates are moving apart ands new crust is formed
Destructive margin where two tectonic plates are moving together and oceanic crust is destroyed by subduction
Continental plate the part of the Earth's crust that makes the continents
Core The centre of the Earth
Crust The solid outer layer of the Earth
Fold moutains mountains formed by the bending and buckling of the rocks where two tectonic plates collide
Fissure A line of weakness in the crust, such as a fault, through which lava may erupt
Island arc a chain of volcanic islands
mantle the layer of the earth below the crust made of magma
Oceanic plate the part of the earth's crust which is under the oceans
Ocean trench a long, narrow and very deep gorge in the ocean floor
plate a large, rigid slab of the Earth's crust
Plate margins the boundary where two plates meet
Shield volcano a low, flat volcano, like an upturned shield, made from basic lava
subduction zone an area of the Earth's crust where one tectonic plate descends below another
Created by: ashleyduong