1. Krakatoa By
Eli Hoyek
Chris Vayo

3. The explosion of 1883 killed an estimated 40,000 people.
Composite Cone
The explosion of 1883 killed an estimated 40,000 people.
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4. Volcanic Island Arc

5. The type of eruption was a pyroclastic flow.
The combined effects of pyroclastic flows, volcanic ashes, and tsunamis had disastrous results in the region that included a total wipeout of life.
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6. The type of lava was felsic because it hardened into a type of rock known as pumice. This rock is categorized in the felsic group.
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7. Lava <---> Biosphere
Destroyed wildlife on mountain and forced other animals to migrate out of natural habitat.
Eruption <---> Biosphere
Polluted water and destroyed crops which therefore affected humans and animals.
Pyroclastic Flow <---> Biosphere
Killed a large number of people.
How volcanoes work. (n.d.). Retrieved from