Introduction:
Energy is a fundamental concept in physics, and it manifests in various forms, such as kinetic and potential energy. Understanding these forms of energy is crucial in comprehending how objects interact with their environment. In this article, we will delve into the definitions of kinetic and potential energy and explore an example that illustrates both concepts.

Definition of Kinetic Energy:
Kinetic energy is the energy an object possesses due to its motion. The amount of kinetic energy an object has is dependent on its mass and velocity. The formula for calculating kinetic energy is KE=1/2mv^2, where m represents the mass of the object and v is its velocity. The faster an object moves or the heavier it is, the more kinetic energy it possesses.

Definition of Potential Energy:
Potential energy is the energy that an object possesses due to its position or state. It is stored energy that can be converted into kinetic energy. There are various forms of potential energy, including gravitational potential energy, elastic potential energy, and chemical potential energy. Gravitational potential energy, for example, is the energy an object has due to its height above the ground.

Example of Kinetic and Potential Energy:
An excellent example that demonstrates both kinetic and potential energy is a roller coaster. As the roller coaster car ascends a steep incline, it gains potential energy due to its height above the ground. At the peak of the incline, the car has stored gravitational potential energy, which can be converted into kinetic energy as it descends. As the car speeds down the track, its potential energy decreases, and its kinetic energy increases.

Conclusion:
In conclusion, kinetic and potential energy are essential concepts that play a significant role in the behavior of objects in motion. Understanding the interplay between these two forms of energy allows us to comprehend the dynamics of various systems, such as the roller coaster example discussed. By grasping the principles of kinetic and potential energy, we gain insight into the underlying mechanisms governing the physical world around us.