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3
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Dense, superheated cloud of gases and pyroclastic materials taht moves rapidly downhill
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5
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A large, crater-shaped basin formed after the top of a volcano collapses
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6
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A volcano made of layers of hardened lava flows and pyroclastic materials
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8
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Magma that reaches Earth's surface
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9
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Shield-shaped volcano with a broad base and gently sloped side made of basaltic lava
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10
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Areas of volcanic activity taht result from plumes of hot solid material that have risen from deep within Earth's mantls
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11
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Cone-shaped volcano formed from lava fragments that have been ejected from a volcanic vent
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12
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Resistance to flow
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13
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Lava that cools underwater, taking on a distintive pillow-like shape
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14
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A plateau formed from basaltic lava pouring from a crack or fissure in Earth's surface
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1
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Fast-moving mudflow that occurs when the heat associated with volcanic eruption melts snow and ice
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2
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Opening in Earth's crust through which molten rock, gases and ash erupt
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3
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Solid rock fragments taht are ejected during a volcanic eruption
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4
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Lava with smooth, ropelike surfaces
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7
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Solidified basaltic lava flow on land that has formed with rough, jagged surfaces
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