Question

1. For a particular 100m sprint run the coaches want the race analyzed in intervals. The winner’s time was 10 seconds. She traveled the first 15 meters in 2.3 seconds, the next 70 meters in 6.5 seconds and final 15 meters in 1.2 seconds. Determine the average velocity for the entire race and for each of the 3 intervals. Describe the race.
2. 2. My daughter swims and takes 38 strokes to finish a 50-meter race with a time of 29.43 seconds. What is her “distance per stroke” (Stroke Length) and Stroke Frequency. If she increased her distance per stroke by 10% but keeping her stroke frequency constant, what happens to her race time?

Answer 1