Which of the Following Conditions Lead You to See an Absorption

question 67

Multiple Choice

Which of the following conditions lead you to see an absorption line spectrum from a cloud of gas in interstellar space?

• A)The cloud is extremely hot.
• B)The cloud is visible primarily because it reflects light from nearby stars.
• C)The cloud is cool and very dense,so that you cannot see any objects that lie behind it.
• D)The cloud is cool and lies between you and a hot star.

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Definitions:

Searching for Analogies

The cognitive process of identifying similarities between two different concepts or situations.

Current Problem

Refers to an issue or challenge that is currently being faced or addressed at the present time.

Availability Heuristic

A mental shortcut that relies on immediate examples that come to mind when evaluating a specific topic, concept, method, or decision.

Problem Space

The theoretical space that includes all the possible states or configurations that could occur when solving a problem.