Exploring the World's Most Dangerous Volcanoes

What is the primary difference between lava and magma?

• Lava is molten rock below the Earth's surface, while magma is molten rock that has erupted.

• Lava is found in the ocean, while magma is found on land.

• Lava is molten rock that has erupted, while magma is molten rock below the Earth's surface.

• Lava is solid rock, while magma is liquid rock.

Which type of volcano is known for its steep conical shape and single eruption?

• Stratovolcano

• Scoria Cone

• Shield Volcano

• Lava Dome

What is the largest volcano in the solar system?

• Mount Everest

• Olympus Mons

• Mauna Loa

• Mount Fuji

What is a pyroclastic flow?

• A type of volcanic rock

• An avalanche of hot gases, ash, and lava bombs

• A cloud of volcanic ash

• A slow-moving lava flow

What does the Volcanic Explosivity Index (VEI) measure?

• The height of a volcano

• The temperature of lava

• The force of a volcanic eruption

• The duration of an eruption

How is a dormant volcano defined?

• A volcano that has not erupted in the last 10,000 years

• A volcano that is currently erupting

• A volcano that has never erupted

• A volcano that has erupted in the last 10,000 years

Which volcano erupted in 79 AD, destroying the city of Pompeii?

• Mount Vesuvius

• Mount St. Helens

• Eyjafjallajökull

• Kilauea

What was the primary cause of death in the 2018 Fuego eruption?

• Earthquakes

• Lahars

• Pyroclastic flows

• Lava flows

What was the significant impact of the Eyjafjallajökull eruption in 2010?

• Destruction of nearby villages

• Massive lava flows

• Disruption of European air traffic

• Creation of a new island

What unique feature did the 2018 Kilauea eruption demonstrate?

• Creation of a new island

• Eruption from multiple new vents

• Continuous lava flow for over a year

• Formation of a massive ash cloud