Volcanoes

Front

What is a volcano?

Back

An opening in the Earth's crust where magma erupts to the surface.

Front

What type of volcanoes are formed from lava ejected from a single vent at the top, but they don't get taller than around 1,000 feet?

Back

Cinder cones.

Front

What is the force inside the mantle that causes the Earth's Plates to move?

Back

Convection.

Front

What kind of rocks are formed when lava from a volcano cools?

Back

Igneous.

Front

What do we call molten hot liquid rock once it erupts to the Earth's surface?

Back

Lava.

Front

What is magma?

Back

Molten rock located beneath the Earth's surface.

Front

What is the difference between magma and lava?

Back

Magma is underground molten rock, while lava is magma that has erupted to the surface.

Front

What are the three main types of volcanoes?

Back

Cinder cone, composite, and shield volcanoes.

Front

What is a composite volcano?

Back

A volcano that is formed from alternating layers of lava flow, ash, and other volcanic debris.

Front

What is a shield volcano?

Back

A broad, gently sloping volcano formed by the eruption of low-viscosity lava.