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Pacific Ring of Fire

Earthquakes, volcanoes, tsunami

TermDefinition
Volcano A mountain made from a vent through the core where magma reaches the surface and becomes lava.
Pacific plate The section of the earth's crust where the Pacific ocean sits.
Pacific ocean Largest ocean in the world.
tsunami a long high sea wave caused by an earthquake, or other disturbance
earthquake a sudden and violent shaking of the ground, sometimes causing great destruction.
trench a deep depression in the ocean floor caused by the colliding of two tectonic plates.
seamount an underwater mountain
oceanic ridge a chain of mountains beneath the sea
atoll a small island made of coral.
volcanic island an island is the ocean that was made from an undersea volcano.
coral polyp a sea animal that grows in warm, shallow ocean water. It produces a hard substance called limestone to form its skeleton.
coral reef a collection of coral polyps that form a colony along the edges of an island.
plate tectonics The movement of the earth's crustal plates which slip, collide, or slide under other plates.
Northern Mariana Islands The 14 islands north of Guam. The capital is Saipan.
Saipan The capital island of the Northern Mariana islands.
Hagatna The capital city of Guam
Guam The largest island in the Mariana Islands. It is a separate government.
Volcano A mountain made from a vent through the core where magma reaches the surface and becomes lava.
Pacific plate The section of the earth's crust where the Pacific ocean sits.
Pacific ocean Largest ocean in the world.
tsunami a long high sea wave caused by an earthquake, or other disturbance
earthquake a sudden and violent shaking of the ground, sometimes causing great destruction.
trench a deep depression in the ocean floor caused by the colliding of two tectonic plates.
seamount an underwater mountain
oceanic ridge a chain of mountains beneath the sea
atoll a small island made of coral.
volcanic island an island is the ocean that was made from an undersea volcano.
coral polyp a sea animal that grows in warm, shallow ocean water. It produces a hard substance called limestone to form its skeleton.
coral reef a collection of coral polyps that form a colony along the edges of an island.
plate tectonics The movement of the earth's crustal plates which slip, collide, or slide under other plates.
Commonwealth of the Northern Mariana Islands A United States Commonwealth. The 14 islands north of Guam. The capital is Saipan.
Saipan The capital island of the Northern Mariana islands.
Hagatna The capital city of Guam
Guam The largest island in the Mariana Islands. It is a separate government.
Created by: guamgirl
 

 



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