gc textbook chapter 8 Rotational Motion (id: 5f0a4a15a)

[问答题]
A sphere and a cylinder have the same radius and the same mass. They c8pzwk6cop0x3 9: q:gd4 yhzgstart frngu3 n.94 h 1b24y+ mdxq9dl zahs,zxk6vy-n pom rest at the top of an incline. Which reaches the bottom first? Which has the z-2y dda.h39+,4g9 vnsk yh zx6pn mlbq1unx4greater speed at the bottom? Which has the greater total kinetic energy at the bottom? Which has the greater rotational KE?

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