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Pyroclastic material includes lava that hardens in the air during eruption. a. True b. False
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Pyroclastic material includes lava that hardens in the air during eruption.

a. True
b. False

User MKR
by
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2 Answers

2 votes
True Pyroclastic flows contain a high-density mix of hot lava blocks, pumice, ash and volcanic gas. They move at very high speed down volcanic slopes, typically following valleys.
User Koffeinfrei
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6 votes
True, a common cause of Pyroclastic flows is gassed expelled from a volcano during an eruption as well as dense, fast moving solidified lava pieces.
User Kolexinfos
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2.8k points
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