Question

When the figure skater squatted down during her spin, she didn’t speed up or slow down. Why did changing her shape in this manner not affect her spin?

Answer 1

Answer: Her mass didn’t change or move any closer to her center of rotation. So, her speed of rotation did not change.

Explanation: sample answer

Answer 2

Answer:It's called a conservation of angular momentum; a spinning object will remain spinning unless acted upon by an outside force.

Explanation: Her changing her shape is not an outside force.