A Package Is Pushed Across a Floor for a Distance

question 39

Short Answer

A package is pushed across a floor for a distance of 30 feet by exerting a force of 15 pounds downward at an angle of  with the horizontal. How much work is done? Apply the rules regarding the use of significant digits when determining your answer.
__________ 

---

Definitions:

Case Studies

In-depth analyses of a single event, situation, or individual to explore causation and find underlying principles.

Hypotheses

Proposed explanations made on the basis of limited evidence as a starting point for further investigation.

Observational Studies

Research methods where the investigator passively observes and records behavior without influencing the subjects.

Describing Behavior

The process of observing and articulating the actions and reactions of individuals or groups in specific contexts.