Supervolcanoes

Question 1

State 4 Characteristics of a Supervolcano

Answer 1

> capable of erupting on a much larger scale than a normal volcano
Often doesn’t have a peak or a cone
A Caldera forms
Has a vast magma chamber
Magma is blocked from reaching the Earth’s surface

Question 2

What are the Likely Effects of an Eruption?

Answer 2

> Magma would be flung 50km into the atmosphere
All life living up to 1000km away would be killed by falling ash, lava flows and the force of explosion
1000km3 of lava would pour out of he volcano - enough to cover the whole of the USA with a layer 12.5cm thick.