Volcanoes

Front

Molten rock beneath Earth's surface

Back

Magma

Tags

NGSS.MS-ESS2-1

Front

The simplest type of volcano built from small particles of lava ejected from a vent.

Back

Cinder Cone Volcano

Front

Locations where volcanoes occur that are NOT found at plate boundaries but in the middle of plate areas with very hot magma.

Back

Hot Spot

Front

Molten rock that has reached above Earth's surface

Back

Lava

Front

Bits of rock or solidified lava dropped from the air during an explosive volcanic eruption.

Back

Tephra

Front

A large, broad volcano with gentle slopes formed by the eruption of low-viscosity lava.

Back

Shield Volcano

Front

A type of volcano formed from alternating layers of lava flow and tephra, resulting in a steep profile.

Back

Composite Volcano

Front

The process by which magma rises to the surface and erupts as lava.

Back

Volcanism

Tags

NGSS.MS-ESS2-2

Front

A fast-moving current of hot gas and volcanic matter that flows down the sides of a volcano during an explosive eruption.

Back

Pyroclastic Flow

Tags

NGSS.MS-ESS3-2

Front

The opening in the Earth's crust through which volcanic material escapes.

Back

Vent