Volcano Vocabulary

When the top of a volcano collapses, it forms a(n) ________, which can fill with water and become a lake.

• compass

• basin

• caldera

• crater

Tags

NGSS.MS-ESS2-2

Mount St. Helens is an example of a ___________ volcano; a volcano made of alternating layers of lava and ash.

• shield

• composite

• cinder cone

Molten, or liquid, rock under the Earth's surface is called?

• Lava

• Magma

• Fire

• Mantle

A volcano that is no longer active

• ash

• dormant volcano

• extinct volcano

• active volcano

a volcano that has not erupted for many years but there is still a small chance that it could.

• extinct volcano

• active volcano

• dormant volcano

• magma

a light colored volcanic rock containing lots of bubbles from trapped gasses

• pumice

• magma

• ash

• geyser

springs that throw boiling water in the air- caused by volcanic heat warming trapped ground water

• pumice

• crater

• geysers

• lava

Tags

NGSS.MS-ESS2-2

the liquid rock inside a volcano

• lava

• magma

• ash

• geyser

Tags

NGSS.MS-ESS2-1

very small fragments of lava or rock that are blasted into the air by volcanic explosions

• ash

• pumice

• lava

• magma

a volcano that has erupted in the last 10,000 years and could erupt again soon

• geyser

• extinct volcano

• dormant volcano

• active volcano