Which best describes how igneous rocks are formed?
ALayers of dirt and other rocks are pressed together to form igneous rocks.
BMolten material in the earth cools and hardens to form igneous rocks.
CElements in the earth form igneous solids with crystals.
DWind erodes mountains into small igneous rocks.
ALayers of dirt and other rocks are pressed together to form igneous rocks.
BMolten material in the earth cools and hardens to form igneous rocks.
CElements in the earth form igneous solids with crystals.
DWind erodes mountains into small igneous rocks.