A Mobile Is Shown in the Figure

question 69

Multiple Choice

A mobile is shown in the figure. The horizontal supports have negligible mass. Assume that all the numbers given in the figure are accurate to two significant figures. What mass M is required to balance the mobile?

• A) 36 g
• B) 30 g
• C) 90 g
• D) 18 g
• E) 60 g

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Definitions:

Weight Gain

The increase in body weight over a period of time, which can result from an increase in muscle mass, fat deposits, or excess fluid retention.

Prevalence of Obesity

The proportion of a population found to be obese, often used to assess public health and nutritional status.

Genetic Explanations

Refers to the attribution of traits, behaviors, and conditions to variations or mutations in genes.

Nature vs. Nurture

The debate concerning the relative importance of an individual's innate qualities versus personal experiences in determining or causing differences in physical and behavioral traits.