First, let me say that Eyjafjallajokull, the mountain which erupted in Iceland last week, is a pretty whimpy volcano. No rolling rivers of lava, very little sulfur dioxide injected into the ...

Steps . Mold your volcano around a 20-ounce soda bottle. (Follow step 1 above to create your volcano structure.) Mix 1 cup of vinegar, 1 cup of warm water, a teaspoon of dishwashing detergent, and ...

Get more information about volcanoes from National Geographic. 1 of 13. ... but they can help scientists evaluate the state of the volcano when magma is building. However, it's impossible to say ...

Another small island formed in a similar way in the same region of Japan, near the Nishinoshima volcano, in 2013. That eruption lasted for a decade, but eruptions near Iwo Jima typically only last ...