Volcanoes

Front

What is molten rock that has formed deep within the Earth?

Back

Magma

Front

What type of volcano has steep sides and a large opening?

Back

Strato volcano

Front

What type of volcano has steep sides and is cone-shaped?

Back

Cinder cone volcano

Front

What is the term for a mixture of hot rock, ash, and gas formed during an explosive eruption?

Back

Pyroclastic flow

Front

What type of volcano is made from layers of both runny lava and lava chunks?

Back

Composite volcano

Front

What is the term for the opening in the Earth's crust through which lava erupts?

Back

Volcano

Front

What is the difference between magma and lava?

Back

Magma is molten rock beneath the Earth's surface; lava is magma that has reached the surface.

Front

What type of volcano is characterized by broad, gentle slopes and is formed by the eruption of low-viscosity lava?

Back

Shield volcano

Front

What is a hot spot in relation to volcanoes?

Back

A hot spot is a location where magma from deep within the mantle melts through the crust, creating a volcano.

Front

What is the term for the solidified lava that forms when lava cools and hardens?

Back

Igneous rock