Volcanoes Quiz

What is the main cause of volcanic eruptions?

• Wind

• Water

• Mantle melting

• Gravity

What type of lava erupts from scoria cones?

• Felsic lava

• Rhyolitic lava

• Mafic lava

• Basaltic lava

Where do shield volcanoes commonly form?

• Continental arcs

• Subduction zones

• Mantle plumes

• Mid-ocean ridges

What is the main characteristic of large igneous provinces?

• High water content

• Massive deposits of igneous rocks

• Explosive eruptions

• Low temperature lava

What is the deadliest volcanic hazard?

• Lava flows

• Pyroclastic flows

• Tephra eruptions

• Mud flows

What is the main cause of seafloor volcanism?

• Subduction zones

• Continental arcs

• Mantle plumes

• Rifting

What type of magma do kimberlite pipes draw up from below the surface?

• Basaltic magma

• Granitic magma

• Ultramafic magma

• Andesitic magma

What is the main sign of a volcanic eruption that can be monitored using satellite measurements?

• Increased seismic activity

• Gas leaks

• Phreatic eruptions

• Deformation around the volcano

What is the main focus of geological research for many people?

• Floods

• Volcanoes

• Tornadoes

• Earthquakes

What is the name of the most active volcano in the Hawaiian Islands?

• Mount St. Helens

• Mount Aloha

• Mount Everest

• Mount Fuji