1) Stephanie is running down the street at 10 m/s. She sees a double-tall latte on the road ahead of her and starts sprinting. After 5 seconds have passed, Stephanie is running 15 m/s. Assuming she does not change directions, what was Stephanie's acceleration? Hints Vi = 10 m/s Ve = 15 m/s t = 5 seconds Use 'm/s/s' or 'm/s2' as the correct label.