A volcano is an opening in the Earth’s crust that allows magma, hot ash and gases to escape
Volcanoes can look like mountains or small hills.
Volcano is molten rock - rock that is so hot it has turned into liquid.
lava comes out of the volcano as a volcanic eruption, along with gases and ash.
Volcanoes are most commonly found along plate boundaries
Most volcanic eruptions are not caused by tectonic plates moving towards each other.
Pyroclastic flows - fast moving clouds of hot ash, gas and rock.
Ash clouds - small pieces of rock and glass that can be carried in the air for many kilometers.
Volcanic bombs - large bits of very hot rock blown out of a volcano.
Volcanoes can help people living near them earn money by bringing in tourists to the area and improving the soil so that crops can be g