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, 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.

Question

Quizplus · Accepted Answer

Larger planets like planet C are more likely to retain internal heat, which can keep their cores partially liquid and generate a magnetic field.

Consider an External Solar System in Which There Are Three