A 50-Kg Object Slides Down a Frictionless Surface Inclined at an an Angle

question 47

Multiple Choice

A 5.0-kg object slides down a frictionless surface inclined at an angle of 30^o from the horizontal. The total distance moved by the object along the plane is 10 meters. The work done on the object by the normal force of the surface is:

• A) 0 kJ
• B) 0.50 kJ
• C) 0.43 kJ
• D) 0.58 kJ
• E) 0.25 kJ

Understand the concept and types of forecasts in business strategic planning.

Grasp the strategic management process and its initial steps.

Recognize the importance and impact of social media tools in managerial practices.

Identify key strategic management tools such as SWOT analysis and their components.

---

Definitions:

Reversibility

A concept in cognitive development identifying the ability to recognize that actions can be reversed, restoring the original state, crucial in understanding conservation in Piaget's theory.

Stranger Anxiety

A form of distress that children experience when exposed to people unfamiliar to them, typically observed around 6 to 12 months of age.

Surveys

Research tools consisting of questionnaires or interviews used to gather data on opinions, experiences, or behaviors of a group of people.

Naturalistic Observations

A research method in which subjects are observed in their natural environment without any manipulation by the observer.