continental plate
Noun

tectonic plate found beneath continents.

Noun

the extremely hot center of Earth, another planet, or a star.

Noun

bowl-shaped depression formed by a volcanic eruption or impact of a meteorite.

Noun

rocky outermost layer of Earth or other planet.

dormant volcano
Noun

volcano that has erupted in the past but is unlikely to erupt soon.

lava
Noun

molten rock, or magma, that erupts from volcanoes or fissures in the Earth's surface.

Noun

molten, or partially melted, rock beneath the Earth's surface.

Noun

middle layer of the Earth, made of mostly solid rock.

vent
Noun

crack in the Earth's crust that spews hot gases and mineral-rich water.

Noun

an opening in the Earth's crust, through which lava, ash, and gases erupt, and also the cone built by eruptions.