What Can Be Said with Certainty About a Red Star

question 129

Multiple Choice

What can be said with certainty about a red star and a blue star?

• A) The red star is more massive than the blue star.
• B) The blue star is hotter than the red star.
• C) The red star has a greater radial velocity than the blue star.
• D) The red star is closer to Earth than the blue star.
• E) The blue star has a greater proper motion than the red star.

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Definitions:

Equity

Fairness or justice in the way people are treated, particularly regarding the distribution of resources.

Goal Setting

Is the process of setting performance targets.

Task Feedback

The information received by individuals about their performance on a task, intended to guide future efforts.

Self-efficacy

An individual's belief in their own capability to accomplish tasks and achieve goals.