What Is a Rotation Curve

question 62

Multiple Choice

What is a rotation curve?

• A) A graph showing how orbital velocity depends on distance from the center for a spiral galaxy
• B) A precise description of the shape of a star's orbit around the center of the Milky Way Galaxy
• C) A curve used to decide whether a star's orbit places it in the disk or the halo of a spiral galaxy
• D) A graph that shows a galaxy's mass on the vertical axis and size on the horizontal axis

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Definitions:

Stressors

External pressures or stimuli that can cause stress, affecting an individual's emotional and physical well-being.

Unpleasant Life Events

Events or occurrences in one's life that cause distress, discomfort, or unhappiness.

Positive and Negative Effects

Refers to the beneficial or harmful outcomes that result from actions, processes, or conditions, impacting various aspects of life or the environment.

Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.