SINCE PEOPLE KEEP ASKING EVEN THOUGH PEOPLE HAVE ALREADY ANSWERED HUNGRED TIMES, ERE ARE THE SONGS THAT HE PLAYED ACCORDING TO COMMENTERS:
1ST: 'Jesu, Joy Of...
Rolling Motion - Gyroscopes - VERY NON-INTUITIVE
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Work - Kinetic Energy - Potential Energy - Conservative Forces - Conservation of Mechanical Energy - Newton's Law of Universal Gravitation
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