Among Any Number of Questions About Our Galaxy,which Is One

question 291

Multiple Choice

Among any number of questions about our Galaxy,which is one for which we have an answer at the present time?

• A) Did the central black hole form first, or did the Galaxy form first?
• B) Does the Galaxy have a central bar or not?
• C) Was the Milky Way Galaxy formed by the merger of smaller galaxies?
• D) What is heating the gas at the center of the Galaxy to 100 million K?

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Definitions:

Sequential

Relating to or forming a sequence, where items are ordered according to a logical or natural progression.

Scientific Method

A systematic approach to investigating phenomena, acquiring new knowledge, or correcting and integrating previous knowledge.

Cohort

A group of people who share a common characteristic or experience within a defined period, often used in research studies.

Research Question

A specific query that guides a study, aiming to generate new insights or understanding.