Volcanoes

Which type of volcano is characterized by a flat, dome-shaped appearance?

• Stratovolcano

• Shield Volcano

• Caldera

• Mid-Ocean Ridge

What is molten rock called when it is still beneath the Earth's surface?

• Lava

• Ash

• Magma

• Pyroclastic flow

How much more powerful is each successive magnitude on the Volcanic Explosivity Index (VEI) scale compared to the one before it?

• Twice as powerful

• Five times more powerful

• Ten times more powerful

• One hundred times more powerful

What is one beneficial effect of volcanic activity?

• Creation of tsunamis

• Formation of pyroclastic flows

• Providing nutrients to soil for fertility

• Causing earthquakes