A Person Sits on a Freely Spinning Lab Stool (No

question 89

Multiple Choice

A person sits on a freely spinning lab stool (no friction) . When this person extends her arms,

• A) her moment of inertia decreases and her angular velocity increases.
• B) her moment of inertia decreases and her angular velocity decreases.
• C) her moment of inertia increases and her angular velocity increases.
• D) her moment of inertia increases and her angular velocity decreases.
• E) her moment of inertia increases and her angular velocity remains the same.

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Definitions:

Unprovoked Violence

Violence that occurs without any preceding or justifiable cause, often unexpected and unwarranted.

Recreation Yard

An open space provided in institutions such as prisons or schools, intended for the purpose of recreation and physical activities.

State

An organized political community living under a single system of government; may also refer to the condition of something regarding its appearance, quality, or working order.

Institutions

Structures and mechanisms of social order and cooperation governing the behavior of a set of individuals within a given human community.