Exam 6: Volcanoes and Volcanic Hazards

Which of the following is NOT true about shield volcanoes in the landscape?

Which site has the highest hazard for lava flows?

Which of the following was common to the eruptions of Vesuvius, Mount Pelée and Mount St. Helens?

What kind of a volcano is Mount Rainier?

The typical shape of most volcanoes, including the one shown here, is:

This volcano is relatively small and composed of volcanic cinders. What kind of volcano is it?

What is a main hazard of this type of volcano?

This relatively large, symmetrical volcano contains interlayered lava flow, pyroclastic deposits, and volcanic mudflows. What kind of volcano is it?

Compared to a younger scoria cone, an older scoria cone would have:

What type of eruption formed this unit composed of volcanic blocks and volcanic ash?

What are the rounded hills inside the Valles Caldera?

Shield volcanoes are built up primarily by relatively:

A lava solidifies into nonvesicular basalt instead of vesicular basalt because:

Which of the following sites would most likely have less dangerous volcanoes? A is on an island arc, B is in the Andes, C is near Hawaii, D is along a mid-ocean ridge.

Volcanic domes commonly form from all of the following rocks except:

Volcanic domes grow from lava being injected into the interior of mounds of cooled lava and from the breaking out and moving down the flanks of:

Which site on the island is the least dangerous?

What is the interpreted origin for magma that forms flood basalts?

Shield volcanoes have low slopes primarily because:

Which of the following is common in most calderas?