Volcanoes
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Volcanoes By Alex Allen
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Volcanoes. By Alex Allen. Magma is hot rock inside the volcano. When magma comes out in an eruption it is lava. When volcanoes erupt they send out toxic dust and rock known as pyroclastic flow. Pyroclastic flow can drop the climate several degrees. These effects can be felt across the globe. - PowerPoint PPT Presentation
Transcript of Volcanoes
Volcanoes
By Alex Allen
When magma comes out in an eruption it is lava
When volcanoes erupt they send out toxic dust and rock known as
pyroclastic flow
Pyroclastic flow can drop the climate several degrees
These effects can be felt across the globe
Russia’s crops froze because the tempeture droped