As an Observer Moves Closer to a Star, Which Two

question 73

Multiple Choice

As an observer moves closer to a star, which two of its properties change?

• A) luminosity and absolute magnitude
• B) luminosity and apparent brightness
• C) absolute magnitude and brightness
• D) apparent magnitude and brightness

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Definitions:

Code-Switching

The practice of alternating between two or more languages or dialects within a single conversation or context.

Social Gestures

Nonverbal communication methods, such as hand waves or nods, used to convey messages or emotions in social interactions.

Grammar

The set of structural rules governing the composition of clauses, phrases, and words in any given language.

Montessori

An educational approach based on self-directed activity, hands-on learning, and collaborative play, developed by Maria Montessori.