Kinetic Energy

In physics, the kinetic energy of an object is the energy that it possesses due to its motion, or in other words, it is defined as the work needed to accelerate a body of a given mass from rest to its stated velocity

Kinetic Energy Formula
0.5mv2

Relativistic Kinetic Energy
m0c2 * (1 ÷ Sqrt(1 - (v2 ÷ c2)) - 1))