Question

Calculate the KE of an object with a mass of 0.5 kg and a velocity of 2.0 m/s.

Answer 1

We will have that the kinetic energy of the object will be:

$K=\frac{1}{2}(0.5kg)(2.0m/s)^2\Rightarrow K=1J$

So, the kinetic energy is 1 Joule.