In this video Professor Walter Lewin compares the roll motion of different objects rolling down a slope.
00:00 – Two solid cylinders of different material
00:58 – Results and discussion
01:29 – Two solid cylinders with different lengths
01:58 – Results and discussion
02:26 – Two solid cylinders with different material and radius
03:32 – Results and discussion
04:10 – One solid cylinder and one hollow cylinder
05:05 – Results and discussion
06:09 – Two solid cylinders with great difference in weight
06:39 – Results and discussion
06:53 – “No, it’s not simple” – Great Explanation by Prof. Walter Lewin