What Property of a Star Can Almost Never Be Determined

question 14

Multiple Choice

What property of a star can almost never be determined unless it is a member of a binary star system?

• A)Distance
• B)Luminosity
• C)Mass
• D)Chemical composition

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Definitions:

Effectiveness

The degree to which objectives are achieved and the extent to which targeted problems are solved.

Validity

The extent to which a concept, conclusion, or measurement is well-founded and corresponds accurately to the real world.

Measurement Tool

Instruments or methodologies used to assess, evaluate, or quantify various metrics or performance indicators.

Performance Management

A continuous process where managers and employees work together to plan, monitor, and review an employee's work objectives and overall contribution to the organization.