How Does the Density of Stars (Measured in Stars Per

question 68

Multiple Choice

How does the density of stars (measured in stars per cubic parsec) in the Milky Way's bulge compare to that in the Sun's neighborhood?

• A) The Sun's neighborhood is 10 times denser.
• B) The bulge is 10 times denser.
• C) The Sun's neighborhood is 104 times denser.
• D) The bulge is 104 times denser.

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Definitions:

Reliability

The consistency of a research study or measuring test. It refers to the extent to which a test or procedure produces stable and consistent results over time.

Validity

The degree to which a tool, test, or instrument measures what it is intended to measure.

Head Size

A physical measurement of the circumference or volume of the human head, which may be studied in relation to brain size and cognitive abilities.

Intellectual Disability

A term for significant limitations in both intellectual functioning and in adaptive behavior, which covers many everyday social and practical skills, manifesting before the age of 18.