Mountains And Movement Flashcards
(36 cards)
Actual Height
Difference between the elevations of the summit and the base
Active Volcano
One that has erupted at least once in the past 50 years 
Aftershock
Smaller earthquakes occurring after a major earthquake
Anticline
Upward folding of strata due to sideways pressure 
Basin
Depression and the crust formed by downward pressure
Caldera
Crater or bowl-shaped depression, at the mouth of a volcano
Cinder cone
Formed mostly by ashes and cinders
Composite volcano
Formed from alternating layers of lava and ash
Continental flood basalts
Large areas of land, covered in deep layers of basaltic lava
Depositional mountain
Mountains formed from debris
Dome
Formation due to upward pressure
Dormant volcano
One that has not erupted in the past 50 years, but could erupt again
Earthquake
Rapid movement of the earths crust
Elevation
Height of summit above sea level
Epicenter
Location and surface of the earth above the focus
Erosional mountain
Mountains that have been formed by erosion
Extinct volcano
One that is not expected to erupt again
Fault
Crack in the earths crust
Focus
Location of the origin of an earthquake 
Footwall
Lower side of a fault
Fold mountain
Mountains formed by movement of tectonic plates towards each other
Geothermal
Heat from inside the Earth
Hanging wall
Rock above a fault
Monocline
Folding a strata due to upward pressure on one side and downward pressure on the other