97.1k views
2 votes
2. What is the mass of an object that is 10 m above the ground and has
543 J of PE?

1 Answer

4 votes
PE = mgh
Plug in the values
543 J = m * 9.8 * 10
543 = m * 98
Divide both sides by 98
m = 5.54 kg
User Singaravelan
by
7.6k points