Volcano Review

Front

Volcanoes that form at subduction zones are more likely to be _______.

Back

composite volcanoes

Front

Most volcanoes on Earth form _____.

Back

at divergent boundaries and subduction zones

Front

Shield volcanoes typically have _______.

Back

basaltic magma

Front

A mountain made of layers of lava and tephra is a _____?

Back

composite volcano

Front

Volcanoes in Hawaii are formed by _____.

Back

a hot spot

Front

Hot spots form _____?

Back

away from plate boundaries

Front

A volcano is more likely to erupt violently if it has _____.

Back

high silica content

Front

Volcanoes erupt because _____.

Back

magma is less dense than the surrounding rock

Front

Volcanoes occur at all of the following places EXCEPT _____: continental- continental convergent boundaries, continental- oceanic convergent boundaries, divergent boundaries, subduction zones.

Back

continental- continental convergent boundaries

Front

A caldera typically has _____.

Back

a collapsed cone