Volcanoes
The 4 spheres
100

How long did the longest eruption last?

7 weeks

200

How long until Yellowstone erupts next?

It is overdue for an eruption

300

Which supervolcano is the most dangerous?

The Yellowstone supervolcano

400

How long does it take for volcanos to be considered extinct?

10,000 years

400

What Is the Lithosphere

The ground

500

A super volcano is formed when magma in the mantle rises into the crust from a hotspot but is unable to break through the crust, and pressure builds in a large and growing magma pool until the crust is unable to contain the pressure

True

500

What does geo mean?

Ground