Volcanoes Quiz

What factors do scientists monitor to help evaluate the possibility of future eruptions? CHOOSE ALL THAT APPLY!

• Past Eruptive History
• Gas Emissions
• Changes in Shape
• Earthquake Activity

What TWO things determine the shape of a volcano?

• Plate Boundary Type
• Eruptive Style
• Direction of Plate Movement
• Composition of Magma

Which type of volcano has the MOST explosive eruptive style?

• Shield Volcano
• Composite Volcano
• Cinder Cone Volcano

Which type of volcano has the least viscous lava?

• Composite Volcano
• Shield Volcano

A vent in Earth's crust through which melted or molten flows

• Volcano
• Magma
• Lava
• Earthquake

Molten rock below Earth's surface

• Volcano
• Magma
• Lava
• Viscosity

Molten rock that erupts on Earth's surface

• Volcano
• Magma
• Lava
• Hot Spot

Large volcanoes with gentle slopes (commonly along divergent plate boundaries or oceanic hot spots)

• Shield Volcano
• Composite Volcano
• Cinder Cone Volcano

Large, steep sided volcanoes that result from explosive eruptions. (common along convergent plate boundaries)

• Shield Volcano
• Composite Volcano
• Cinder Cone Volcano

Small, steep-sided volcanoes that are moderately explosive.

• Shield Volcano
• Composite Volcano
• Cinder Cone Volcano