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What is the difference between pyroclastic flows and lava flows?
Lava is molten rock at earth's surface. A pyroclastic flow is an avalanch-like flow of hot ash, rock, and gas that moves down a volcano's flanks at great speed.
What is the term for lava flow that travels downhill at over 100mph?
Pyroclastic flow
Can you outrun a pyroclastic flow?
No. A pyroclastic flow can move at well over 100 mph.
Does a pyroclastic flow typically occur during a quiet or loud eruption?
Pyroclastic flow typically occurs during a violent eruption.
What is a pyroclastic surge?
A pyroclastic surge is a fast-moving, turbulent flow of volcanic material, including hot gas, ash, and volcanic rock fragments, that can travel at high speeds, often exceeding 100 km/h (62 mph). It typically occurs during explosive volcanic eruptions when the eruption column collapses or when a lava dome or flow collapses. These surges can cover large distances and are extremely dangerous due to their high temperature and velocity, capable of obliterating everything in their path. Unlike pyroclastic flows, which are denser and move more like a fluid, surges are more gaseous and can be more widespread.
What is the name of the flow of gas from a very explosive volcano?
The name of the explosive outflow of gas from a volcaic eruption is a Pyroclastic Flow, however it can also be called a Pyroclastic Surge.
What is the difference between pyroclastic flows and lava flows?
Lava is molten rock at earth's surface. A pyroclastic flow is an avalanch-like flow of hot ash, rock, and gas that moves down a volcano's flanks at great speed.
What is the term for lava flow that travels downhill at over 100mph?
Pyroclastic flow
What is more deadly lava or pyroclastic flow?
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.
In which direction does a pyroclastic flow move away from a volcano?
A pyroclastic flow moves away from a volcano in all directions.
What is the difference between tephra and pyroclastic flow?
Tephra refers to fragmented volcanic material ejected during an eruption, including ash, lapilli, and bombs. Pyroclastic flow is a fast-moving mixture of hot gas and volcanic particles that flows down the side of a volcano during an explosive eruption, capable of reaching speeds of hundreds of kilometers per hour and causing widespread destruction.
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.
Does a pyroclastic flow typically occur during a quiet or loud eruption?
Pyroclastic flow typically occurs during a violent eruption.
