How do you rate volcano eruptions?
Mrs. O's class
Hi Mrs. O's class,
The answers to your questions have been given many times already so I will
give you short answers and ask you to go hunting through VolcanoWorld
again to find more details.
How big is the biggest volcano and the smallest?
>>Mauna Loa (40,000 cubic kilometers), Paricutin? (2 cubic kilometers)
How does lava form?
>>partial melting of the upper mantle produces magma which then migrates
to the surface to erupt as lava
How do you rate volcano eruptions?
>>The most common way to rate the eruptions is the Volcanic Explosivity
Index or VEI
Please take your time searching through VolcanoWorld. You will find the
answers to your questions and you will also find lots of other interesting
information along the way.
Sincerely,
Scott Rowland
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