Which of These Statements About Galaxy Clusters Is True

question 40

Multiple Choice

Which of these statements about galaxy clusters is true?

• A) Galaxy clusters do not require dark matter in order to form.
• B) Galaxy clusters are the largest structures in the universe.
• C) Small galaxy clusters form first, then merge together to form larger galaxy clusters.
• D) Galaxy clusters are evenly distributed throughout the universe.
• E) There are such large distances between galaxy clusters that they never actually run into each other.

---

Definitions:

Algebra

A branch of mathematics dealing with symbols and the rules for manipulating these symbols in formulas.

Mathematical Likelihood

A measure of the probability of a set of observations given a particular statistical model.

Practice Or Treatment

The application of a particular procedure or regimen to a subject or subjects in an experiment or study.

Chance

A measure of likelihood or probability that a particular event will occur.