volcanoes

In which type of volcano would you expect to find basaltic magma?

Which type of volcano is made of alternating layers of volcanic ash and lava?

Which pluton has the coarsest crystal texture?

Which element makes magma thicker and more viscous?

What is a flowing cloud of tephra and hot, suffocating gases quickly moving down the side of a volcano?

Which type of volcano is the least explosive?

What is the effect of an increasing amount of gas in magma?

Compared to other plutons, which pluton forms relatively close to the surface?

What is the name for a large crater formed when a magma chamber collapses after an eruption?

What forms when lava flows out of long cracks in Earth’s crust?

Where does much of Earth’s divergent volcanism occur?

Which area is surrounded by the Ring of Fire?

What is the effect of increased pressure on rock melting?

Which pluton often forms the cores of mountain ranges?

In which type of volcano would you expect to find rhyolitic magma?

Where do most volcanoes form?