The Majority of the Mass in Our Universe Is Made

question 94

Multiple Choice

The majority of the mass in our universe is made up of

• A) planets.
• B) stars.
• C) galaxies.
• D) dust.
• E) dark matter.

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Definitions:

Independent Variable

The variable that is manipulated by the researcher to observe its effect on the dependent variable.

One-shot Case Study

A research design where a single group is observed or studied after some intervention, lacking a comparison with a control group.

Fear of Earthquakes

An anxiety disorder where individuals have an excessive and irrational fear of earthquakes.

Mean Score

The average score obtained by dividing the sum of all scores by the number of scores, commonly used as a measure of central tendency.