... returns to zero just when the ball leaves the bat. The product of force and time is a quantity called impulse (measured in newton seconds). Newton's second law states that average net force equals mass times acceleration. We also know that acceleration is equal to the change in velocity, divided by the time interval. Applying these two formulas, we see that the ... ...

• Word Count: 3179
• Approx Pages: 13
• Has Bibliography
• Grade Level: High School