Vocab 1
A volcano that is no longer active is called?
A extinct volcano
The liquid rock inside a volcano before the volcano erupts is called?
Magma
What can a erupting volcano cause?
Tsunamis, flash floods, earthquakes
What shoots out of a Volcano?
Gases and rocks
A volcano that has not erupted for many years but there is a small chance it could erupt is called?
A Dormant volcano
Springs that throw boiling water in the air-caused by volcanic heat warming trapped ground water is called ?
Geyser
Name one area in the U.S. that has a active volcano ?
Hawaii, Alaska, California, Oregon and Washington
Circular or oval cones made up of lava from an single vent that has been blown into the air , cooled, and fallen around the vent is called ?
cinder cone
A volcano that has erupted in the last 10,000 years and could erupt again soon is called?
A active volcano
A light-colored volcanic rock containing lots of bubbles from trapped gases is called ?
Pumice
What are the 3 categories of volcanoes?
Active, Extinct, and Dormant
Volcanoes that are shaped like a bowl or shield in the middle with long gentle, slopes made by lava flow is called ?
Shield
The liquid rock that flows out of a volcano (glows red hot to white as it flows) is called?
Lava
The crust is made up of huge rocks called ?
Plates
What is the largest volcano?
Mauna Loa in Hawaii
Steep-sided volcanoes that are composed of many layers of rocks. They are usually made from high-viscosity lava, ash, and rock debris is called ?
Composite
Very small fragments of lava or rock that are blasted into the air by volcanic explosions is called?
Ash
What is underneath the crust?
Mantle
A volcano is what kind of landform?
Mountain
A volcano that is formed when erupting lava is too thick to flow and it makes a steep-sided mound as the lava piles up near the vent is called ?
Lava Dome