Volcanoes

What is a volcano? 

• A large hole in the ground 

• A mountain that erupts lava and ash 

• A type of rock formation

What are the three types of volcanoes?  

• Shield, cinder cone, and composite 

• Stratovolcano, pyroclastic, and fissure  

• Dacite, rhyolite, and andesite 

What are the parts of a volcano?  

• Lava, magma, and ash 

• Vent, ash cloud, and magma chamber  

• Crater, vent, and magma chamber

What are the two types of volcanic eruptions?  

• Hot and cold 

• Explosive and effusive

• Lava and ash 

What are the hazards associated with volcanic eruptions?  

• Pyroclastic flows, ashfall, and lahars 

• Earthquakes, tornadoes, and hurricanes 

• Flooding, landslides, and droughts

Which of the following eruptions was caused by a Plinian eruption? 

• Krakatoa, Indonesia 

• Mount St. Helens, United States 

• Vesuvius, Italy 

What should you do to prepare for a volcanic eruption?  

• Stock up on food and water 

• Create an emergency plan and evacuation procedures 

• Keep windows and doors closed to prevent ash from entering