Volcano Practice Test

What is the definition of dormant?

• sleeping
• extinct
• active
• invisible

A volcano that has gentle sloping sides and is formed from runny lava

• Shield volcano
• Cinder cone
• Composite
• None of these

A volcano that has steep sides and is formed from lava chunks is called

• a shield volcano
• a cinder cone volcano
• a composite volcano

This is the name for the chain of volcanos around the edge of the Pacific Plate.

• Circle of Fire
• Ring of Lava
• Ring of Fire
• Circle of Magma

What is the opening in Earth's crust through which molten rock, gases, and ash erupt?

• Divergent Boundary
• Magma
• Subduction Boundary
• Volcano

What is molten rock that has formed deep within the Earth?

• Hot Spot
• Magma
• Lava
• Volcano

The volcanoes on the Hawaiian Islands form due to which of the following?

• Divergent Boundary
• Hot Spot
• Subduction Boundary
• Transform Boundary

What type of lava cools quickly and forms rock with jagged edges?

• Aa
• Magma
• Pahoehoe
• Pillow Lava

What type of lava cools slowly and forms rock with smooth, ropelike features?

• Aa
• Magma
• Pahoehoe
• Pillow Lava

What is the resistance of a liquid, such as lava, to flow?

• Elasticity
• Pyroclasticity
• Silica
• Viscosity