Life Cycle of a Volcano (Leaving Cert Geography): Flashcards
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Define an active volcano.
Define an active volcano.
A volcano that has erupted recently and may erupt again.
Give an example of an active volcano.
Give an example of an active volcano.
Mount Etna, Italy, erupted in 2015 after 20 years.
How high did Mount Etna's lava shoot in 2015?
How high did Mount Etna's lava shoot in 2015?
Lava was spewed 7 km into the air.
What defines a dormant volcano?
What defines a dormant volcano?
Has not erupted for a long time but may erupt again.
Name a well-known dormant volcano.
Name a well-known dormant volcano.
Mount Fuji in Japan is a famous dormant volcano.
What characterizes an extinct volcano?
What characterizes an extinct volcano?
Has not erupted in recorded history and unlikely to erupt.
Provide an example of an extinct volcano.
Provide an example of an extinct volcano.
Slemish Mountain, Co. Antrim, Ireland.
Can dormant volcanoes erupt again?
Can dormant volcanoes erupt again?
Yes, they may erupt after long periods of inactivity.
When did Mount St. Helens erupt?
When did Mount St. Helens erupt?
It erupted in 1980 after being dormant for 120 years.
Is Mount Etna considered active or extinct?
Is Mount Etna considered active or extinct?
Mount Etna is considered an active volcano.