Magma • Volcanic eruption • Volcano

By madhupriya

November 22,2022

Image Credit:-Google

Magma forms from mantle rocks. As rocks rise (or get wet), they melt.

How is magma formed?

Some rocks melt deep within the Earth and produce magma.

What is volcanic eruption magma?

When magma builds up in the magma chamber, it erupts, causing volcanoes.

Does magma cause volcanic eruption?

Hawai'ian, Strombolian, Vulcanian, and Plinian eruptions increase in explosiveness.

What are the 4 types of volcanic eruptions?

The Three Classic Types of Volcanoe 1. Cinder Cone Volcanoes. 2. Composite Volcanoes (Stratovolcanoes) 3. Shield Volcanoes.

What are the 3 types of volcano?

Molten rock that is underground is called magma, while molten rock that breaks through the Earth's surface is called lava.

What is called magma?

An oceanic plate sinks into the mantle when it collides with a continental plate. The oceanic plate sinks, squeezing fluid out (shown in purple).

What causes magma?

In subducting tectonic plates, hot rock from below can intrude into cooler plates above.

What causes magma to form?