Flashcards: Volcanoes (EHMS V)

Front

Name for the chain of volcanoes and earthquakes around the edge of the Pacific Plate.

Back

The Ring of Fire

Front

What kind of plate boundary is shown here? divergent, convergent, transform

Back

convergent

Front

Hot melted rock that forms underground near the subduction zone is called ___.

Back

magma

Front

What is magma called when it reaches the surface of Earth?

Back

Lava

Front

What is a volcano?

Back

A weak spot in Earth’s crust where magma can come to the surface.

Front

Where do volcanoes typically form?

Back

At plate boundaries.

Front

What is an explosive eruption?

Back

When trapped gases build up pressure until they explode with incredible force.

Front

Dormant volcano

Back

A volcano that hasn’t erupted in the last 10,000 years, but could still erupt.

Front

What is an extinct volcano?

Back

A volcano that should never erupt again.

Front

Which of the following is NOT a feature of shield volcanoes? Options: Some of the biggest mountains in the world, Made of layers of just lava, Made of layers of ash and lava, Very wide.

Back

Made of layers of ash and lava.