Multiple Choice
Consider an external solar system in which there are three terrestrial planets. All are located far from other objects so tidal forces aren't significant. If planet A has a radius of 1 Earth radius, and planet B has a radius of 2 Earth radii, and planet C has a radius of 3 Earth radii, which planet has the highest chance of having at least a partially liquid core and a detectable magnetic field?
A) Planet A
B) Planet B
C) Planet C
D) They all have the same likelihood of having a liquid core.
E) None of these planets should have a liquid core, because they all should have completely solidified.
Correct Answer:
Verified
Correct Answer:
Verified
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