Question

why is earths outer core hotter than earths oceanic crust? earths oceanic crust is denser than earths outer core is. earths oceanic crust has lava flowing from the mantle. earths outer core has a composition of solid iron and nickel. earths outer core is deeper within earth than oceanic crust is.

Explanation:

The Earth's outer core is deeper, and heat increases with depth due to pressure and residual heat from Earth's formation. Deeper layers are hotter.

Answer:

Earth's outer core is deeper within Earth than oceanic crust is.