Volcano Quiz

What is a volcano?

• A type of mountain

• A weather phenomenon

• An opening in the earth's crust

• A large body of water

What is magma?

• Hot molten rock inside the earth

• Solid rock on the surface

• A type of gas

• Water vapor

What is lava?

• Magma that has reached the surface

• A solid rock formation

• A gas released during eruptions

• A type of ash

What is a lahar?

• A type of earthquake

• Lava mixed with rainfall

• A type of volcanic gas

• A solid rock

Where is magma stored?

• In a magma chamber

• In the soil

• In the atmosphere

• In the ocean

What is the opening of a volcano called?

• Vent

• Base

• Summit

• Crater

What is a volcanic eruption?

• When magma flows out of the crater

• When a volcano collapses

• When lava cools down

• When ash is released

What is a volcanic vent?

• A solid rock formation

• A type of lava

• A type of crater

• The passageway of magma

What forms when a vent collapses?

• A crater

• A cinder cone

• A lava flow

• A caldera

What are cinder cone volcanoes?

• Small conical volcanoes

• Volcanoes that are inactive

• Large flat volcanoes

• Volcanoes with steep sides