Posted by Jon on Thursday, April 3, 2008 at 5:18pm.
A student lifts a 1.2 kg bag from her desk, which is 0.59 m high, to a locker that is 2.9 m high. What is the gravitational potential energy of the bag relative to the desk?
PE=mgh
1.2(9.80)(2.9)
= 34.1

physics  Brandon, Sunday, April 6, 2008 at 2:07pm
PE=mgh
=(1.2)(9.8)(2.9.59)
= 27.17J

physics  Paige, Monday, February 18, 2013 at 12:18pm
A student lifts a 4.7kg box from the her desk, which is 0.9m high, to a locker that is 4.1m high. What is the bags energy relative to the desk?
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