What Is the Evidence That Indicates to Astronomers That a Supermassive

question 75

Multiple Choice

What is the evidence that indicates to astronomers that a supermassive black hole exists at the center of the Milky Way Galaxy?

• A) A Doppler shift of light from stars in the near neighborhood of the galactic center indicates that the stars are falling inward at very high speeds.
• B) The Sun's motion in space shows that, if Kepler's law holds for its orbit around the galactic center, there must be a very massive object at the center of the Milky Way.
• C) No electromagnetic radiation at all comes from the precise position of the galactic center, and it just looks like a dark void in space.
• D) Measurement of gas clouds orbiting the galactic center at very high speeds indicates that they would rapidly move out of the Galaxy unless some very massive object was holding them in orbit.

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Definitions:

Intellectual Openness

A predisposition towards being open to new experiences, ideas, or knowledge, and a willingness to consider them thoughtfully and critically.

Creative Solutions

Refer to innovative and novel approaches to solve problems or address challenges.

Personality Factor

An aspect of an individual's character that influences their behavior and attitudes.

Self-Esteem

Self-esteem represents an individual's subjective evaluation of their own worth, encompassing beliefs about oneself as well as emotional states such as triumph, despair, pride, and shame.