Volcanoes and Volcanic Activity

Volcanoes that are made of basalt lava flows are called _____.

• shield volcanoes
• composite volcanoes
• stratovolcanoes
• cone volcanoes

About 75 percent of the world’s volcanoes are found 

• around the Atlantic Ocean basin.
  
• along the mid-Atlantic ridge.
  
• around the Pacific Ocean basin.
  
• throughout the American Northwest. 

A  line of volcanic activity that surrounds the Pacific Ocean basin is the 

• Ring of Fire
• Aleutian Islands
• Hawaiian Islands
• Caribbean Islands

This volcano is most likely which type of volcano?

• Felsic
• Composite
• Shield
• Cinder cone

What is a determining factor in which type of eruption will occur?

• the chemistry of the magma
• the size of the mountain
• the climate around the volcano
• the number of people living near the volcano

The particles produced in volcanic eruptions are called ____.

• laccoliths
• pyroclastic material
• calderas
• volcanic stocks

Volcanoes can normally be found at what type of boundary?

• Divergent
• Convergent
• Transform

An  example of islands that formed over a hotspot are the

• Aleutian Islands
• Hawaiian Islands

A  place above a mantle plume where melted rock can form a volcano is a 

• fissure
• mantle plume
• hotspot
• volcano

A  line of volcanic activity that surrounds the Pacific Ocean basin is the 

• Ring of Fire
• Aleutian Islands
• Hawaiian Islands
• Caribbean Islands