Question

a 2.80 kg mass is dropped from a height of 4.50 m. find its potential energy(PE) when it is 3.00 m above the ground.PLEASE HELP

Answer 1

41.2

Step-by-step explanation:

This is the right answer on acellus

Answer 2

82.3 J

Step-by-step explanation:

PE = mgh

PE = (2.80 kg) (9.8 m/s²) (3.00 m)

PE = 82.3 J