For Finding the Distance to M31, Hubble Relied Upon

question 2

Multiple Choice

For finding the distance to M31, Hubble relied upon

• A) Cepheid variables in its spiral arms.
• B) planetary nebulae near its core.
• C) RR Lyrae stars in its globular clusters.
• D) Type I supernova in its core.
• E) Type II supernova in its spiral arms.

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Definitions:

Low-Birthweight

Refers to babies born with a weight of less than 2,500 grams (5 pounds, 8 ounces), often associated with developmental or health issues.

Food Insecurity

A condition where individuals or households lack reliable access to sufficient quantities of affordable, nutritious food.

Doula

A trained professional who provides continuous support to a mother before, during, and shortly after childbirth to help her achieve the healthiest, most satisfying experience possible.

Apgar Scale

A scoring system used to assess the physical condition of a newborn immediately after birth, focusing on heart rate, respiration, muscle tone, response to stimulation, and skin coloration.