Which of the Following Categories of the U

question 47

Multiple Choice

Which of the following categories of the U.S. population has the highest life-expectancy?

• A) white women
• B) white men
• C) African American women
• D) African American men

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Definitions:

Pitch Diameter

The diameter of an imaginary circle on a gear or screw, where the width of the gear tooth and the space between teeth are equal.

Reciprocating Motion

A type of mechanical motion where an object moves back and forth along a straight path, common in pistons and pumps.

Linear Motion

Motion in a straight line and in one direction, characterized by a constant velocity unless acted upon by external forces.

Pitch Diameter

A critical dimension in thread measurement; it's the diameter of the imaginary cylinder where the thread depth equals half the pitch.