An ice skater performs a pirouette (a fast spin) by pulling in his outstretched arms close to hi

Question

Penny Riley · Accepted Answer

Step 1: As the ice skater pulls his outstretched arms close to his body, the moment of inertia d

An ice skater performs a pirouette (a fast spin) by pulling in his outstretched arms close to his body. What happens to his rotational kinetic energy about the axis of rotation? A) It changes, but it is impossible to tell which way. B) It does not change. C) It increases. D) It decreases.