Volcanoes

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Pyroclastic flows move incredibly fast because the gasses from the eruption reduce friction on the ground

What type of volcano has gently sloping sides and erupts mafic magma?

Lahars are composed of large pieces of pyroclastic material

Which type of magma will erupt most violently?

Which type of volcano is composed entirely of pyroclastic material?

Which type of volcano has steep sides and erupts both mafic and felsic magma?

Which of the following liquids has the highest viscosity?

Ash clouds can makd air travel unsafe