contestada

A person throws a ball with a force of 140 N that accelerates at 15 m/s? What is the mass of the
ball?

Respuesta :

Newton's 2nd law

[tex]\tt \sum F=m.a[/tex]

input the value:

[tex]\tt m=\dfrac{\Sum F}{a}=\dfrac{140~N}{15~m/s^2}=9.3~kg[/tex]