An Astronomer Wants to Observe a Cloud of Dust in a Relatively

question 3

Multiple Choice

An astronomer wants to observe a cloud of dust in a relatively close part of the Galaxy. Unfortunately, this dust cloud is not located in the direction of a crowded region of stars. What instrument would be the most help in finding this cloud.

• A) a visible-light telescope (like the Keck) with a camera or CCD detector
• B) an x-ray telescope in orbit around the Earth
• C) a giant vat of cleaning fluid deep in a mine-shaft
• D) a sensitive infra-red telescope in orbit around the Earth
• E) a spectroscope that can search for the line radiation from highly ionized atoms

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Definitions:

Ideas

Mental concepts or thoughts that represent a person's understanding or imagination, which can be the basis for creativity, problem-solving, and innovation.

Constructive

Describes feedback or criticism that is intended to be helpful and aimed at improving or building upon something.

Teamwork

The collaborative effort of a group to achieve a common goal or to complete a task in the most effective and efficient way.

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A struggle or clash between opposing forces, ideas, or interests, potentially leading to a confrontation or dispute.