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Strangely, pyroclastic flows are silent. The speed of sound inside such a flow is quite slow, slower than the speed at which the flow moves. Because of this and other acoustic properties, all sound produced by a pyroclastic flow remains trapped inside of it.

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How fast can a volcano kill a person?

Very quickly. A pyroclastic flow can approach half the speed of sound. People exposed to the temperatures inside a pyroclastic flow can die almost instantly.


What is more deadly lava or pyroclastic flow?

Pyroclastic flow.


What is the term for lava flow that travels downhill at over 100mph?

Pyroclastic flow


What volcano produces a pyroclastic flow?

an explosive volcano will usually have a pyroclastic flow


Can you outrun a pyroclastic flow?

No. A pyroclastic flow can move at well over 100 mph.


How can pyroclastic flow be used in a sentence?

The pyroclastic flow from the volcano devastated the surrounding area, burying everything in its path under a blanket of ash and hot gases.


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A pyroclastic flow moves away from a volcano in all directions.


What volcano has pyroclastic flow in addition to liquid lava?

the volcano that has pyroclastic flow in addition to liquid lava is the composite or stratovolcano.


What is a pyroclastic flow in volano?

Pyroclastic flow is gas that result from water mixing with loose material on the steep sides of a volcano.


What are the similarities in a lava flow and a pyroclastic flow?

A lava flow is simply a flow of liquid rock down a slope that usually results from an effusive eruption. A pyroclastic flow is an avalanche-like flow of hot ash, rock and gas that moves down a volcano during an explosive eruption, The move much faster than lava flows and are far more dangerous.


Does a pyroclastic flow typically occur during a quiet or loud eruption?

Pyroclastic flow typically occurs during a violent eruption.


How does a pyroclastic flow form?

a pyroclastic flow is where u squeeze a massive spot (somewhat like a supervolcano) so hard it erupts and all the puss dribbles down ur facebook and drips off ur chin into the Atlantic ocean (ur bath tub)