What is the trend of the best fit line for the total energy E in your data? If the data is accurate, the total mechanical energy should decrease slightly. Why is that?

A B C D E F G H t (s) y (cm) y (m) h (m) v (m/s) K (J) U J) E () 0.0015 10.24 0.1024 0.07 0.00 0.0000 0.1345 0.1345 0.0104 10.67 0.1067 0.06 0.48 0.0233 0.1260 0.1494 0.0194 12.13 0.1213 0.05 1.62 0.2632 0.0974 0.3606 0.0285 13.15 0.1315 0.04 1.12 0.1256 0.0774 0.2031 0.0377 15.11 0.1511 0.02 2.13 0.4539 0.0390 0.4929 0.047 17.1 0.1710 0.00 2.14 0.4579 0.0000 0.4579