What Causes a Star to Leave the Main Sequence

question 27

Multiple Choice

What causes a star to leave the main sequence?

• A) the decreasing temperature of the star
• B) the decreasing temperature of the star's core
• C) the consumption of all the star's hydrogen
• D) the consumption of the stellar core's hydrogen

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Definitions:

X Scores

Often refers to the values of observations or data points in a dataset, particularly in the context of variables or scores on a test.

Independent Variable

The variable in an experiment or study that is manipulated or changed by the researcher to observe its effects on the dependent variable.

Predicted Variable

The outcome variable whose values are forecasted or estimated in regression analysis.

Outcome Variable

The variable that is being measured or observed in a study to determine the effects of the independent variable; also known as the dependent variable.