A Merry-Go-Round Completes One Revolution in 30 S $\pi$ M/s
C)2 $\pi$

question 2

Multiple Choice

A merry-go-round completes one revolution in 30 s.What is the speed of a rider located at a distance 3 m from the center of the merry go-round?

• A)0.1 m/s
• B)0.2\(\pi\) m/s
• C)2\(\pi\) m/s
• D)6\(\pi\) m/s
• E)30 m/s

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Definitions:

Life Expectancy

The average period that a person may expect to live, based on the statistical analysis of the age-specific death rates for a given population.

Smallpox Inoculation

An early method of immunization against smallpox, involving the introduction of material from smallpox sores into the skin to induce immunity.

Social Conditions

The environmental, cultural and economic factors that influence the lives and opportunities of those within a society.

Life Expectancy

The average period that an individual is expected to live, based on statistical analysis, which can vary by geographical location, era, and other social factors.