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Katelyn's Vocab - 18
Chapter 18 Vocabulary Earth Science
Question | Answer |
---|---|
All the processes associated with the discharge of magma, hot fluids, and gases. | Volcanism |
Unusually hot regions of Earth's mantle where high-temperature plumes of magma rise to the surface. | Hot Spots |
Form when lava flows out of long cracks in Earth's crust. | Flood Basalts |
The cracks in Earth's crust | Fissures |
A long, tube-like stucture in a volcano. | Conduit |
An opening in the volcano. | Vent |
A bowl-shaped depression at the top of the volcano. | Crater |
Large depressions. | Calderas |
A mountain with broad, gently sloping sides and a nearly circular base. | Shield Volcano |
Mountains with steep sides that are generally small. | Cinder Cones |
Formed of layers of hardened chunks of lava that oozed downslope before solidifying. | Composite Volcano |
The physical property that describes a material's resistance to flow. | Viscosity |
Erupted materials. | Tephra |
Rapidly moving clouds of tephra mixed with hot, suffocating gases. | Pyroclastic Flows |