Author Question: Which of the following best describes the most likely internal structure of Europa? A) thin icy ... (Read 28 times)

geodog55 · **on:** Jul 27, 2018

Which of the following best describes the most likely internal structure of Europa?

A) thin icy crust, subsurface ocean of water, thick iron mantle, central rocky core
B) thin icy crust, subsurface ocean of water, thick rocky mantle, central iron core
C) thin icy crust, thick rocky mantle, central iron core
D) surface ocean of water, thick rocky mantle, central iron core

Question 2

Organisms far from each other on the Tree of Life

A) are genetically very similar
B) are genetically very different
C) look very similar to the eye
D) are genetically identical