Consider an External Solar System in Which There Are Three

question 20

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.

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Definitions:

Psychoanalytic Movement

A theoretical and clinical approach to psychology founded by Sigmund Freud that emphasizes unconscious processes and childhood experiences in shaping behavior and personality.

Personality Disorders

Types of mental disorders characterized by enduring maladaptive patterns of behavior, cognition, and inner experience.

Oedipal

Relating to the Oedipus complex, a concept in psychoanalytic theory referring to a child's unconscious sexual desire for the opposite-sex parent and jealousy toward the same-sex parent.

Electra Complex

The condition in which, according to Sigmund Freud, girls want to seduce their fathers to gain what they truly desire: a penis. By analogy to a character in several Greek tragedies.