What may have caused Mercury to have a large metallic core and a relatively thin crust?
A) a large impact
B) tidal coupling with the Sun
C) solar wind clearing the nebula
D) a slow orbital period
E) a long period of flooding

Question

Quizplus · Accepted Answer

A large impact could have stripped away much of Mercury's original crust and mantle, leaving it with a disproportionately large metallic core relative to its thin crust.

What May Have Caused Mercury to Have a Large Metallic