Question

Define kinetic energy. Give four examples of kinetic energy.

Answer 1

Definition of Kinetic energy

1. The kinetic energy of an object is the measure of work an object can do by virtue of its motion.
2. Kinetic energy is the energy possessed by a body on account of its motion is called kinetic energy.

Forms of Kinetic Energy

1. Translational Kinetic Energy
2. Rotational Kinetic Energy
3. Vibrational Kinetic Energy

Units of kinetic energy

1. Joule is the S.I unit of Kinetic energy.

Kinetic Energy Examples

1. When an electron is moving.
2. A falling asteroid on earth.
3. A freely falling stone.
4. Every musical instrument possesses vibrational kinetic energy.