Категории: Все - types - volcanoes - magma - locations

по Celina Lall 6 лет назад

242

Overview of Volcanoes

A volcano is a geological structure that occurs when magma from beneath the Earth's crust makes its way to the surface, resulting in eruptions of hot lava, ash, and gases. Volcanoes come in various types, including fissure, shield, composite, and caldera volcanoes, each with unique characteristics.

Overview of Volcanoes

What is a Volcano?

A Volcano is a rupture in a mountain or hill that erupts hot lava.

Overview of Volcanoes

Types

Fissure Volcano, Shield Volcano, Composite Volcano & Caldera Volcano

Parts

Secondary Cones & Secondary Vents
Magma , Magma Chamber,
Crater, Main Vent, Lava
Ash, Steam & Gas

Impacts

2 Negative Impacts
Crops Ruined & Loss of human and animal life
2 Positive Impacts
Tourism & Fertile Land

Locations and Names of Volcanoes in the Caribbean

Suofriere Hills, Morne Watt, The Quill, Mount Pelee
Grenada, St. Kitts, Dominica, Martinique

Causes

- Injection of new magma
- Pressure from gases in the magma
- Buoyancy of magma

How are Volcanoes formed?

Volcanoes are formed when magma rises to the earth's surface.