What Is the Parallax Angle for Proxima Centauri, Which Is

question 2

Multiple Choice

What is the parallax angle for Proxima Centauri, which is Earth's nearest star at 4.3 ly?

• A)1.2 × 10^-14 degrees
• B)2.1 × 10^-4 degrees
• C)1.2 × 10^-7 degrees
• D)2.1 × 10^-7 degrees
• E)2.1 × 10^-14 degrees

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Definitions:

Cannon-Bard Theory

A theory of emotion that proposes emotions and physiological responses occur simultaneously and independently, rather than sequentially.

Euphoria

An emotion of strong enthusiasm and joy.

Heart Race

A rapid heartbeat, often perceived as a fluttering or pounding in the chest, which can be caused by excitement, stress, or physical activity.

Schachter's Two-factor Theory

A psychological theory that emotions are determined by physiological arousal and cognitive labeling of the cause of that arousal.