Observations of Galaxies and Clusters of Galaxies Indicate That a Percentage

question 127

Multiple Choice

Observations of galaxies and clusters of galaxies indicate that a percentage of the matter in the universe is dark matter.What is that percentage?

• A)5 %
• B)25 %
• C)35 %
• D)95 %

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Definitions:

Defense Mechanism

Mental techniques employed by people to deal with reality and preserve their sense of self.

Rationalization

Denotes a defense mechanism in which controversial behaviors or feelings are justified and explained in a seemingly rational or logical manner to avoid the true explanation.

Hostility

Aggressive behavior or attitudes towards others, often stemming from anger or resentment.

Defense Mechanism

Unconscious tactics employed to shield oneself from the stress stemming from thoughts or feelings that are deemed unacceptable.