A Block Is Pushed Across a Rough Horizontal Surface from Point

question 19

Multiple Choice

A block is pushed across a rough horizontal surface from point A to point B by a force (magnitude P = 5.4 N) as shown in the figure.The magnitude of the force of friction acting on the block between A and B is 1.2 N and points A and B are 0.5 m apart.If the kinetic energies of the block at A and B are 4.0 J and 5.6 J,respectively,how much work is done on the block by the force P between A and B?

• A)2.7 J
• B)1.0 J
• C)2.2 J
• D)1.6 J
• E)3.2 J

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Definitions:

Incarceration Rates

The number of individuals confined in a prison or jail per 100,000 population within a specific geographic area.

Crime Statistics

Data collected, analyzed, and published regarding incidences of crime over a specific period, often used to identify trends, allocate resources, and inform policy.

Racial Discrimination

Unfair or unequal treatment of individuals based on their race or ethnicity, often manifesting in social, economic, and legal disparities.

Constraint Theories

Identify the social factors that impose deviance and crime (or conventional behavior) on people.