Spectroscopic and Eclipse Duration Observations of an Eclipsing Binary Star

question 83

Multiple Choice

Spectroscopic and eclipse duration observations of an eclipsing binary star can enable astronomers to calculate________ of its individual stars.

• A)the masses
• B)the sizes
• C)the masses and sizes
• D)neither masses nor sizes

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Definitions:

Heinz Dilemma

A moral dilemma used in psychological studies to explore moral reasoning, where a person must decide whether to steal a drug to save a spouse's life.

Moral Development

The process of acquiring and understanding the difference between right and wrong, and applying this understanding in one's behavior.

Society's Rules

A set of guidelines, norms, and standards established by a community or society to regulate behavior and maintain order.

Reinforcement

A process in behavioral psychology that involves increasing the probability of a behavior by following it with a positive or negative stimulus.