How Do We Learn About the Conditions at the Center

question 35

Multiple Choice

How do we learn about the conditions at the center of our own galaxy, the Milky Way?

• A) High-resolution photographs obtained by the Hubble Space Telescope have revealed the galactic center using visible light.
• B) While we cannot see the galactic center with visible or ultraviolet light, radio and X-rays from the center can be detected and used to determine the conditions there.
• C) The gas and dust in the Milky Way prevent any type of direct observation of the galactic center, but theoretical models allow us to predict what is happening there.
• D) We must look at the centers of other (external) galaxies and assume that they are similar to the Milky Way.

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Definitions:

Self-efficacy

is the belief in one's own ability to succeed in specific situations or accomplish a task, significantly influencing how one approaches goals, tasks, and challenges.

Task Performance

The execution or accomplishment of a specific work-related activity or objective, often measured against pre-established standards or criteria.

Verbal Persuasion

The use of oral communication skills to convince or influence others to a particular point of view or action.

Self-efficacy

An individual's belief in their own capacity to execute behaviors necessary to produce specific performance attainments.