Volcanoes and Seismology Vocabulary

Vocabulary flashcards covering key terms and definitions related to volcanoes and earthquake measuring instruments.

Seismometer

An instrument used to measure how strong an earthquake is.

Volcano

A land-form mountain where molten rocks erupt through the surface of the planet, opening downwards to a pool of molten rocks below the surface of the earth.

Volcanic Eruption

An event occurring when pressure builds up in the earth's crust, causing gases and rock to shoot up through the opening and spill over or fill the air with lava fragments.

Volcano Diagram

An illustration showing the key components of an erupting volcano, including ash, lava, and the crater.