Final answer:
Agility is the skill-related fitness component that allows the body to rapidly change its momentum and direction with accuracy.
Step-by-step explanation:
The ability to rapidly change the body's momentum and direction with accuracy is known as agility in the context of skill-related fitness components. Agility involves the ability to move quickly and smoothly while maintaining control and coordination. It is often required in sports and activities that involve sudden changes in direction or speed, such as tennis, basketball, or gymnastics.
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