Recent Evidence Suggests That Mars Once Had a Global Magnetic

question 130

Multiple Choice

Recent evidence suggests that Mars once had a global magnetic field.Assuming this is true,which of the following could explain why Mars today lacks a global magnetic field like that of Earth?

• A)Mars rotates much slower than Earth.
• B)Mars's interior has cooled so much its molten core layer no longer undergoes convection.
• C)The Martian core is made of rock,while Earth's core is made of metal.
• D)Mars is too far from the Sun to have a global magnetic field.

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Definitions:

Recognize Emotion

The ability to identify and understand the emotions of oneself and others.

Emotional Contagion

The phenomenon where emotions are transferred from one person to another, either consciously or unconsciously, often influenced by nonverbal cues.

Nonverbal Channels

Methods of communication that do not involve words, such as body language, facial expressions, and gestures.

Dynamic Process

An ongoing, ever-changing procedure characterized by activity and progress.