Volcano 101

Where are most volcanoes located?

• On the moon

• In the desert

• Where tectonic plates meet

• In the middle of tectonic plates

Tags

NGSS.MS-ESS3-2

What is magma called once it reaches the Earth's surface?

• Lava

• Rock

• Ash

• Gas

What is a pyroclastic flow?

• A type of tectonic plate

• A type of earthquake

• A flow of searing hot gas and ash

• A type of lava

Tags

NGSS.MS-ESS3-2

What does the Volcanic Explosivity Index (VEI) measure?

• The depth of the ocean

• The explosiveness of eruptions

• The height of a volcano

• The temperature of lava

What was the VEI measurement of the Mount Tambora eruption in 1815?

• 8

• 7

• 6

• 5

Tags

NGSS.MS-ESS3-2