Gravitational Potential Energy

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When a wrecking ball is pulled back at a certain height from its initial position, how much has the gravitational potential energy of the ball changed?
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Wonderful lecturer that makes physics fun and understandable !!!

manuboker
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was looking for this exact example thank you

bradleyschreiber
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hi, im 7 years late but this video was really informational and youre a really good teacher.

kevk
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Thanks Josh!
Fixed the audio on more recent posts.
Cheers, Dr. A

yoprofmatt
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Your videos are a great help!  The only thing I would suggest is possibly look into fixing the way your mix your sound because it's only coming out of the left side. 

JoshuaLawrence