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volcanoes
100
What is a cone shaped mountain or cone shaped land form.
What does a volcano look like?
200
When rock from the mantle melts, moves to the surface through the crust, and releases pent-up gases, volcanoes erupt.
How does a volcano form?
300
What is magma
What is a source for volcanic eruptions?
400
What is a liquid rock that is inside a volcano that erupts as lava.
What is magma?