A Person Pushes Horizontally on a Heavy Box and Slides

question 1

Multiple Choice

A person pushes horizontally on a heavy box and slides it across the level floor at constant velocity. The person pushes with a 60.0 N force for the first 6.88 m, at which time he begins to tire. The force he exerts then starts to decrease linearly from 60.0 N to 0.00 N across the remaining 6.88 m. How much total work did the person do on the box?

• A) 619 J
• B) 826 J
• C) 495 J
• D) 925 J

---

Definitions:

Central-Nervous-System Activity

The integrated activities within the brain and spinal cord that regulate bodily functions and respond to internal and external stimuli.

Alcoholism

Disorder that involves long-term, repeated, uncontrolled, compulsive, and excessive use of alcoholic beverages and that impairs the drinker’s health and social relationships.

Dependent On Alcohol

A condition where an individual experiences a compulsive need for alcohol and struggles to control their drinking habits.

Drinking Age

The legal age at which an individual is allowed to consume alcoholic beverages.