What Is the Reference That Astronomers Use to Denote the Luminosity

question 101

Multiple Choice

What is the reference that astronomers use to denote the luminosity of stars?

• A)the luminosity of the Sun
• B)the luminosity of the Northern Star
• C)the luminosity of Proxima Centauri,our solar system's closest neighbor star
• D)the luminosity of the cluster of stars at the center of the Milky Way galaxy

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Definitions:

Diffusion of Responsibility

A socio-psychological phenomenon where individuals are less likely to take action or feel a sense of personal responsibility in the presence of a large group.

Unconscious

Pertaining to the part of the mind that is not currently in focal awareness and holds thoughts, memories, and desires beyond immediate consciousness.

Prosocial Behaviour

Prosocial behavior includes actions intended to benefit others, characterized by helping, sharing, or cooperating.

Population

A group of individuals of the same species living in a particular area and capable of interbreeding.