Which of the Following Conditions Lead You to See an Absorption

question 3

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

Understand the flexibility and constraints in text sizing for notes or items in drawings.

Distinguish between reduced and enlarged scales.

Identify the components and significance of a title block.

Understand the importance of adhering to professional standards in text presentation within drawings.

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Upper Hand

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