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Download Objective 2: Vocabulary Definitions Volcano: A landform created
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Objective 2: Vocabulary Definitions Volcano: A landform created when magma rises to the surface through a “weak spot.” Magma: Rock beneath the surface that has melted. Lava: Magma (melted rock) that is on the surface. Ring of Fire: The area around the Pacific Ocean basin in which 60% of volcanoes are located. Island Arc: The pieces of land created when two pieces of oceanic crust collide, creating a string of volcanoes. Hot Spot: A stationary tube of magma that rises to the surface creating land, etc. as the plate moves over it.