How do volcanoes help create rocks?

Biology

2 answers:

Stolb23 [73]2 years ago

7 0

Answer:

Magma is less dense than the surrounding rock which causes it to rise. When magma reaches the surface it is then called lava and the eruptions of lava and ash produce volcanoes. The lava that reaches the Earth's surface will harden and become igneous rock.

Explanation:

Schach [20]2 years ago

4 0

Answer:

When magma reaches the surface it is then called lava and the eruptions of lava and ash produce volcanoes. The lava that reaches the Earth's surface will harden and become igneous rock.

Explanation:

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