IDNLearn.com provides a user-friendly platform for finding answers to your questions. Get the information you need quickly and accurately with our reliable and thorough Q&A platform.
Answer:
Explanation:
PE = mgh where m is mass, g is the pull of gravity, and h is the height to which the object can possibly fall.
PE = 3.0(-9.8)(-12.4) so
PE = 360 J, rounded to the correct number of sig figs.