How are igneous rocks formed?
A. Lava or magma heats up and crystallizes.
B. Heat and pressure from nearby magma changes existing rock.
C. Lava or magma cools and then crystallizes.
D. Sediments deposit in a lake and turn to stone.
Igneous rocks are formed when lava or magma cools and crystallizes.
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Asked 10/3/2018 10:12:43 AM
Updated 176 days ago|7/27/2020 4:32:20 AM
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