Q. A car is travelling at 26 m/s when the driver spots a large pothole in road a distance 34 m ahead. She at once applies her brakes. If her acceleration is -7.5 m/s2, does she manage to stop before reaching the pothole?
Q. A baseball pitcher throws a fastball at a speed of 43m/s. The acceleration occurs as the pitcher holds the ball in his hand and moves it through an almost straight-line distance of 3.9 m. Estimate the acceleration, assuming that it is constant and uniform.