Compare the ratio of surface area to volume for the two objects. Then use your results to explain how the long, flattened shapes of some organisms, such as single-celled paramecia, help them survive.

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