6\nmagnetite is a mineral made of iron and oxygen. this mineral forms in basalt and other volcanic rocks. it…

6\nmagnetite is a mineral made of iron and oxygen. this mineral forms in basalt and other volcanic rocks. it is one of the few minerals that is attracted to magnets.\nwhat happens to magnetite crystals in igneous rocks as magma cools and hardens?\na they are randomly scattered throughout the rock.\nb they align themselves in the direction of earth’s magnetic field lines.\nc they align themselves in the direction pointing toward the center of earth.\nd they generate small electrical currents that continue to flow through the rock.

6\nmagnetite is a mineral made of iron and oxygen. this mineral forms in basalt and other volcanic rocks. it is one of the few minerals that is attracted to magnets.\nwhat happens to magnetite crystals in igneous rocks as magma cools and hardens?\na they are randomly scattered throughout the rock.\nb they align themselves in the direction of earth’s magnetic field lines.\nc they align themselves in the direction pointing toward the center of earth.\nd they generate small electrical currents that continue to flow through the rock.

Answer

Answer:

B. They align themselves in the direction of Earth’s magnetic field lines.

Brief Explanation:

As magma cools, magnetite crystals act like tiny magnets and align with Earth's magnetic - field.