Yellowstone Supervocano Flashcards
1
Q
Where is Yellowstone?
A
Northern USA.
2
Q
What are the causes for an eruption at Yellowstone?
A
Mantle plume.
Rising lava.
Explosive gases.
Magma warming then eventually exploding.
3
Q
How big is Yellowstone’s magma chamber?
A
5 miles down and the size of Everest.
4
Q
Primary effects?
A
80,000 ft high ash cloud.
Everything within 100 miles destroyed.
2-5 trillion tonnes of ash, rock and dust in the sky.
2000 miles^2 destroyed.
5
Q
Secondary effects?
A
Animals/people killed by dust.
Ash in sky across the world.
World temperature decrease.
Mass extinction.
6
Q
How powerful would the eruption be?
A
1,000,000 times the power of an atomic bomb.
7
Q
Responses (prediction)?
A
Radar.
Ground movement.
Seismic activity.
GPS.
