In the Very Distant Future, Given Our Best Model of the Accelerating

question 38

Multiple Choice

In the very distant future, given our best model of the accelerating universe, what will the universe look like?

• A) all the galaxies will start showing blue-shifts
• B) the universe will look pretty much the same as it does today
• C) the entire universe will become one huge black hole
• D) all the stars will die and the galaxies will be dark
• E) galaxies will shine even more brightly than today from all the dark energy

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Definitions:

Error Variance

The variability in a set of data that cannot be attributed to the factors being studied, often resulting from measurement errors or other inconsistencies.

Dependent Sample Designs

Research designs involving comparisons of measurements from the same group of subjects under different conditions or at different times.

Extraneous Variables

Factors in a study that could undermine the internal validity by influencing the dependent variable in a way not intended by the research.

Independent Variables

Variables in an experiment that are manipulated or changed by the researcher to observe their effect on dependent variables.