A Visual Binary System Has an Observed Period of 5

question 17

Multiple Choice

A visual binary system has an observed period of 5 years and a semi-major axis of 10 AU.What is the sum of the masses of the two stars?

• A)10 solar masses
• B)5 solar masses
• C)100 solar masses
• D)40 solar masses

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Definitions:

Efficiency

The extent to which time, effort, or cost is well-used for the intended task or purpose.

Developmental Psychology

A branch of psychology that studies how people grow and change over the course of their lives, including physical, cognitive, social, intellectual, perceptual, personality, and emotional growth.

Cognitive Skills

Mental capabilities that include thinking, learning, reasoning, problem-solving, and memory.

Moral Reasoning

The process by which individuals think about and determine the difference between right and wrong, often guided by ethical principles.