Which Discovery Has Challenged Astronomers' Methods in the Search for Extraterrestrial

question 33

Multiple Choice

Which discovery has challenged astronomers' methods in the search for extraterrestrial life?

• A) radio astronomy
• B) the greenhouse effect on Venus
• C) bacterial colonies powered by radioactivity deep underground on Earth
• D) water on comets

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Definitions:

Organizational Structure

The framework within which an organization arranges its lines of authority and communications, and allocates rights and duties.

Rosabeth Moss Kanter

A prominent sociologist known for her research on business management and organization, particularly in the areas of strategy, innovation, and diversity.

Tokenism

The practice of making only a perfunctory or symbolic effort to include or represent members of minority groups, often to give the appearance of equality.

Hierarchical Structure

An organizational form that ranks entities in levels of importance or authority, often found in businesses, governments, and institutions.