Based on the Assumption That a Liquid-Conducting Core and Rapid

question 4

Multiple Choice

Based on the assumption that a liquid-conducting core and rapid rotation both are required for a magnetic dynamo to operate, which terrestrial planets would you expect to have magnetic fields?

• A) only Earth
• B) only Earth, Venus, and Mars
• C) only Earth and Venus
• D) only Earth and Mercury
• E) Earth, Venus, Mars, and Mercury

---

Definitions:

Mass Media

Varied forms of communication, such as newspapers, radio, television, and the internet, that reach a large audience and have significant influence on public opinion and culture.

Customizable

Capable of being modified or adapted according to individual preferences, requirements, or specifications.

New Media Technologies

Modern digital communication technologies, such as the internet, smartphones, and social media platforms, that facilitate interactive and instant communication.

Media Concentration

The phenomenon where a few large corporations own a majority of media outlets, potentially limiting diversity of opinion and controlling the flow of information.