Respuesta :

Answer:

56.25 Joules

Explanation:

The velocity (v) of the ball = 50 m/s

The mass of the ball = 0.045 kg

Formula for kinetic energy = [tex]\frac{1}{2}*m*v^2[/tex]

So the Kinetic enrgy =[tex]\frac{1}{2}*50^2*0.045 \\=1/2*112.25\\=56.25  Joules[/tex]