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A dense mix of dry, hot rock fragments and hot gas erupting from volcanic vents at high speed is

Respuesta :

Answer:

Pyroclastic Flow

Explanation:

A pyroclastic flow ( also known as a pyroclastic density current or a pyroclastic cloud) is a fast-moving current of hot gas and volcanic matter (collectively known as tephra) that moves away from a volcano about 100 km/h (62 mph) on average but is capable of reaching speeds up to 700 km/h (430 mph).

Answer:

A. pyroclastic flow

Explanation: hope it helps ^w^

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