Most Open Clusters in Our Milky Way Are About How

question 34

Multiple Choice

Most open clusters in our Milky Way are about how old?

• A)less than a million years old
• B)There's no specific age for an open cluster; stars in a single open cluster vary greatly in age.
• C)less than a billion years old
• D)around ten billion years old
• E)a variety of ages, from newly born to twenty billions years old

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Definitions:

Variables

Elements, features, or factors that are liable to vary or change.

Sample Size

The number of participants or observations included in a study, which can affect the reliability and validity of the research results.

Intellectual Disability

A developmental disability characterized by significant limitations in both intellectual functioning and in adaptive behavior, which covers a range of everyday social and practical skills.

Older Mothers

Refers to women who become mothers at a later age, typically in their late 30s or older, which can involve different medical and psychological considerations compared to younger mothers.