EARTH SCIENCE
VOLCANOES
|
Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
|
|
|
Active
|
|
|
Inactive
|
|
|
Dormant
|
|
|
Extinct
|
Detailed explanation-1: -Active volcanoes have a recent history of eruptions; they are likely to erupt again. Dormant volcanoes have not erupted for a very long time but may erupt at a future time. Extinct volcanoes are not expected to erupt in the future.
Detailed explanation-2: -Active: A volcano is considered potentially active if it has erupted during the last 10, 000 years.
Detailed explanation-3: -Mount Pinatubo, volcano, western Luzon, Philippines, that erupted in 1991 (for the first time in 600 years) and caused widespread devastation. Mount Pinatubo is located about 55 miles (90 km) northwest of Manila and rose to a height of about 4, 800 feet (1, 460 m) prior to its eruption.
Detailed explanation-4: -Abstract. Stratigraphy and radiocarbon dating of pyroclastic deposits at Merapi Volcano, Central Java, reveals 10, 000 years of explosive eruptions. Highlights include: (1) Construction of an Old Merapi stratovolcano to the height of the present cone or slightly higher.