Harmful gases released and lava from an eruption can cause the death of animals and people.

A volcano that has not erupted in the last 10’000 years but may erupt again.

The lava cools and hardens to form igneous rock.

Located in the Pacific Ocean and is a horseshoe shape.

The Mid-Atlantic Ridge is created when the North American and South American plates separate from the Eurasian and African plates respectively.

Due to many plate movements in this region, 90% of earthquakes also occur here.

Homes and habitats can be destroyed by lava flow.

Fertile soil: Lava and ash are full of nutrients which make the soil fertile, making it more efficient for agriculture.

Contamination of water supply: Debris and ash fall into lakes/rivers.

When they emerge on land they can form Islands. An example of a volcanic island that has formed is Iceland.

Mid-ocean ridges are created just like volcanoes only they occur in the ocean.

Tourist attractions are often built near volcanoes which results in more income.

When the magma reaches the earth’s surface it is known as lava.