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What are rifts?
Rifts are faults where two tectonic plates are diverging from each other. New crust is being created at rift zones.
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How is a dorment volcanoe different from an extinct volcanoe?
it's different because a dormant volcano is when a volcano is sleeping but can erupt any time. an extinct volcano is a volcano that's dead. it is very unlikely for an extinct volcano to awaken. the...
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Why do we have rift valleys?
Rift valleys appear at divergent tectonic plate boundaries. It is thought to be a process of inner earth heat
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Does Oregon have a volcanoe?
Several....Mt. Hood, Mt. Jefferson, Mt. Pitt (McLoughlin), Mt. Mazama (Crater Lake National Park) and hundreds more.