A Group of One Hundred to a Few Thousand Stars

question 47

Multiple Choice

A group of one hundred to a few thousand stars in a region of 25 pc in diameter that were created at the same time and our bound together by gravity is called a(n) ____.

• A) associated cluster
• B) open cluster
• C) closed cluster
• D) globular cluster
• E) nebular cluster

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Elderly Families

Families that consist predominantly of members who are of retirement age or older, often with specific medical, social, and financial needs.

Implicit Marginal Tax Rate

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