Question

What is the potential energy of a 3 kg ball that is on a shelf 2 meters high?

Answer 1

58.84 Joules

Explanation:

3(Mass)*2(Height)*9.8=58.84J

Answer 2

Explanation:

mass(m)= 3kg

height(h)= 2m

gravity(g)= 9.8 m/s^2

P.E.= mgh

=3*2*9.8

=58.8 Joule