What kind of volcanic eruption when there are large amount of pyroclastic are ejected by the volcano into the air?
A.Quiet eruption
B.Nonexplosive eruption
C.Explosive eruption
D.None of the above
Answers
Answered by
18
Answer:
maby its c option
Explanation:
sry aboout know little topic of volcanous but for me ithink is c
Answered by
5
Answer:
Option C - It is an explosive eruption where a large amount of pyroclastic is ejected into the air.
Explanation:
- A high-density mixture of hot lava rocks, pumice, ash, and volcanic gas makes up pyroclastic flows.
- They descend volcanic hillsides at a high rate, usually following troughs.
- A lower (basal) flow of coarse particles runs along the ground in most pyroclastic flows, and a turbulent cloud of ash rises above the basal flow.
- This cloud of ash might fall over a large distance downwind from the pyroclastic flow.
- The column thrown upwards into the atmosphere cools during a very explosive eruption, and it can become too cool and dense to retain upward motion.
- "Boiling over" from an eruptive vent: material erupts without generating a high plume and flows fast downslope during an explosive eruption.
- Lava domes or flows can collapse due to gravitational forces if the fronts of the flows or domes grow too steep.
Hence, if pyroclastic is ejected into the air such a volcanic eruption is called an explosive eruption.
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